Glossary of Shipping Terms

A Bill of Lading (BOL or B/L) is a legally binding document issued by a carrier to a shipper that serves three functions simultaneously: a receipt for goods tendered to the carrier, a contract of carriage between shipper and carrier, and a document of title that can be used to transfer ownership of the goods.

Types of Bill of Lading

• Straight BOL: Non-negotiable; goods are consigned directly to a named party. Most common for domestic LTL and truckload shipments.
• Order BOL: Negotiable instrument; ownership can be transferred by endorsement, commonly used in international trade financing.
• Master BOL: Issued by an ocean carrier to a freight forwarder covering an entire container.
• House BOL: Issued by a freight forwarder to individual shippers whose cargo is consolidated into a shared container.

Key Information on a Bill of Lading

A properly completed BOL must include: shipper and consignee names and addresses, origin and destination locations, description of goods (including freight class for LTL), declared weight, number of pieces or pallets, declared value, and any special handling instructions. Missing or incorrect information can lead to cargo loss claims being denied.

BOL and Freight Billing

The BOL serves as the primary reference document for freight billing disputes. If a carrier bills for a weight or service level different from what the BOL specifies, shippers can use the signed BOL as evidence when disputing the charge. This is why accurate BOL preparation matters as much as any other shipping document.

Electronic Bill of Lading (eBOL)

Major carriers now support electronic BOLs, which are transmitted digitally between shipper, carrier, and consignee systems. eBOLs reduce paperwork, speed up freight pickup, and integrate directly with transportation management systems (TMS). For high-volume LTL shippers, eBOL adoption is a straightforward operational efficiency gain.

Billable weight is the weight that a carrier uses to calculate shipping charges for a specific package. It is always the greater of two figures: the package’s actual weight (scale weight) or its dimensional weight (volume divided by the carrier’s DIM factor). Understanding billable weight is fundamental to predicting shipping costs accurately.

How Billable Weight Is Determined

1. Weigh the package on a scale → actual weight (e.g., 8 lbs)
2. Measure length × width × height → calculate dimensional weight (e.g., 20×14×10 ÷ 139 = 20.1 lbs)
3. Billable weight = max(8, 20) = 20 lbs

The carrier bills for 20 lbs even though the package only weighs 8 lbs on a scale. This difference is especially significant for lightweight, bulky products: apparel, pillows, electronics packaging, and similar goods.

Billable Weight Optimization

Reducing billable weight is one of the clearest paths to lower per-shipment costs. Strategies include right-sizing packaging to reduce wasted cubic space, using polybags or mailers for soft goods that don’t need rigid boxes, and negotiating a more favorable DIM divisor in carrier contracts (a higher DIM factor means the dimensional weight calculation is lower). For high-volume shippers, every pound of billable weight reduction multiplied across millions of annual shipments represents meaningful cost savings.

A bonded warehouse is a secured facility authorized by a government customs authority where imported goods can be stored, manipulated, or manufactured without payment of import duties and taxes until the goods are released into domestic commerce, re-exported, or otherwise disposed of. In the United States, bonded warehouses are authorized and supervised by U.S. Customs and Border Protection (CBP).

How Bonded Warehouses Work

When imported goods arrive at a U.S. port of entry, an importer can choose to place them in a bonded warehouse rather than clearing them through customs immediately. The goods remain “in bond” — duties are deferred — until one of several disposition options occurs:

• Entry for consumption: Duties are paid and goods are released into U.S. commerce.
• Re-export: Goods are exported to another country without ever entering U.S. commerce — no duties owed.
• Manipulation: Goods can be repacked, sorted, cleaned, or otherwise prepared for sale while bonded, without triggering duty liability.
• Destruction: Goods can be destroyed under CBP supervision with no duty obligation.

Benefits of Bonded Storage

For importers, bonded warehouses provide cash flow advantages (deferring duty payments until goods are actually sold), flexibility to re-export unsold inventory without paying duties, and the ability to store goods while waiting for import licenses or quota availability. They are particularly valuable for seasonal importers, companies managing slow-moving inventory, and businesses that import goods for further processing before final destination determination.

Foreign Trade Zones vs. Bonded Warehouses

Foreign Trade Zones (FTZs) are similar to bonded warehouses but allow more manufacturing activity and offer additional customs benefits, including the ability to choose the lower duty rate between the imported component and the finished product. FTZs are established by law and require formal activation; bonded warehouses are simpler to establish and operate.

A box truck (also called a cube truck or straight truck) is a vehicle with a fully enclosed rectangular cargo area built on a single chassis — distinct from a semi-trailer truck, where the cargo container is a separate unit pulled by a tractor. Box trucks typically have a cargo capacity of 10 to 26 feet in length and 3,000 to 26,000 lbs in payload, making them suitable for local and regional delivery routes, last-mile freight, and smaller LTL shipments.

Box Trucks in Carrier Networks

Box trucks are commonly used by LTL carriers and parcel carriers for local pickup and delivery routes — the final-mile segment between carrier terminals and customer locations. They are maneuverable enough for residential streets, urban loading zones, and locations without full truck access. Box trucks may be owner-operated by contractors or company-owned fleet vehicles.

Box Truck vs. Semi-Truck for Freight

A standard 53-foot semi-trailer holds significantly more freight than a box truck (up to 45,000 lbs vs. 26,000 lbs for the largest box truck). For full truckload shipments, semi-trailers are the standard. Box trucks are typically used for smaller LTL deliveries, expedited freight, and urban distribution where larger vehicles are impractical. Shippers with time-sensitive freight requiring exclusive-use transportation on shorter routes often find box trucks (through courier or expedited freight services) a cost-effective alternative to booking a full semi.

Break-bulk cargo refers to goods that are shipped individually — in boxes, bags, drums, crates, or on pallets — rather than packed inside standard shipping containers. The term comes from the practice of “breaking bulk” at ports, where large quantities of loose cargo are unloaded piece by piece from a vessel. Break-bulk shipping was the dominant ocean freight method before containerization and remains relevant today for cargo that is too large, heavy, or awkwardly shaped for standard containers.

Break-Bulk vs. Container Shipping

Containerized ocean freight (loaded into standard 20-foot or 40-foot ISO containers) is now the norm for most commercial goods — enabling automated handling, consistent sizing, and intermodal transfer between ships, trains, and trucks. Break-bulk remains the method of choice for: oversized machinery and industrial equipment, steel and metal products (coils, plates, beams), project cargo (wind turbine components, oil rig equipment), and forest products (lumber, paper rolls) that don’t fit economically into standard containers.

Break-Bulk and Shipping Cost

Break-bulk shipping is generally more expensive per ton than containerized freight because it requires more labor-intensive loading and unloading, specialized port equipment (heavy lift cranes), and more time in port. Shippers of oversized or heavy-lift cargo should work with specialized project cargo freight forwarders who understand break-bulk vessel networks and port handling requirements.

Break-bulk cargo is an alternative term for break-bulk shipping — freight transported as individual, uncontainerized pieces (crates, drums, pallets, oversized items) rather than loaded inside standard ISO shipping containers. See the break-bulk definition for full details on this shipping method, when it is used, and how it differs from containerized ocean freight.

Bulk cargo refers to commodities that are transported unpackaged in large quantities, loaded directly into the hold of a ship, railcar, or truck rather than in containers, boxes, or pallets. Bulk cargo includes two main types: dry bulk (grain, coal, iron ore, cement, fertilizer) and liquid bulk (crude oil, chemicals, liquid natural gas). For companies in commodity industries, bulk shipping economics differ significantly from conventional packaged freight.

Dry Bulk vs. Liquid Bulk

• Dry bulk: Granular or powdered commodities loaded via conveyor, pneumatic pump, or gravity chute. Transported in bulk carriers, open-top railcars, or pneumatic tanker trucks.
• Liquid bulk: Fluids transported in tanker ships, tank railcars, or tank trucks. Requires specialized loading/unloading infrastructure at both origin and destination.

Bulk Cargo and Cost Economics

Bulk shipping typically achieves the lowest cost per ton-mile of any freight mode because the absence of packaging and unitization allows maximum cargo density per vessel or vehicle. However, bulk transport requires specialized infrastructure — dedicated terminals, specialized loading equipment, and appropriate storage — making it practical primarily for commodity producers and large industrial purchasers rather than general merchandise shippers.

Cargo refers to goods or freight that are transported by ship, aircraft, truck, or rail — any goods in transit from one location to another. The term is most commonly used in the context of ocean and air freight, where “cargo” encompasses the commercial shipments carried in a vessel’s hold or an aircraft’s belly and cargo compartments. In general logistics usage, cargo and freight are often used interchangeably.

Types of Cargo

• General cargo: Packaged goods — cartons, pallets, drums, and containers — making up the majority of commercial shipments.
• Bulk cargo: Unpackaged commodities like grain, coal, and oil.
• Break-bulk cargo: Large individual pieces that cannot fit in standard containers — machinery, steel, lumber.
• Dangerous goods: Regulated substances requiring special handling, labeling, and documentation.
• Perishable cargo: Temperature-sensitive goods requiring cold chain transport.

Cargo and Carrier Liability

Carrier liability for lost or damaged cargo varies by transport mode. Ocean carriers operate under the Hague-Visby Rules, limiting liability to SDR 2/kg or SDR 666.67/package. Air carriers are governed by the Montreal Convention, limiting liability to approximately SDR 22/kg. These limits are often far below actual cargo value — making cargo insurance an important risk management tool for high-value shipments.

Cargo insurance is a type of insurance that covers physical loss or damage to goods while they are in transit — whether by ocean, air, truck, or rail. It protects shippers, importers, and exporters against financial loss from events such as accidents, theft, fire, water damage, or natural disasters that occur during transportation. Cargo insurance is distinct from the carrier’s limited liability, which typically provides much lower compensation than the actual value of lost or damaged goods.

Carrier Liability vs. Cargo Insurance

This distinction is critical for shippers to understand. Parcel carriers (UPS, FedEx) and freight carriers (LTL, ocean) limit their liability for lost or damaged shipments to a predetermined amount per pound or per package — often far below actual replacement value. For example:

• UPS and FedEx base liability: $100 per package (for ground; more for declared value)
• LTL carriers: typically $0.10 to $0.50 per pound based on freight class
• Ocean carriers: limited by international convention (Hague-Visby Rules) to SDR 2 per kilogram or SDR 666.67 per package

Cargo insurance fills the gap between carrier liability and the actual commercial value of the goods.

Types of Cargo Insurance

• All-Risk Coverage: The broadest form — covers all physical loss or damage from external causes, subject to specific exclusions.
• Named Perils Coverage: Covers only specific listed risks (fire, collision, theft). Lower premium, narrower protection.
• Open Cargo Policy: A blanket policy covering all shipments over a defined period, automatically including new shipments as they occur. Preferred by high-volume shippers.

When to Declare Value vs. Buy Insurance

Parcel carriers offer declared value coverage as an add-on service. For low-value shipments, declared value may be adequate. For high-value goods shipped frequently, a standalone cargo insurance policy is typically more cost-effective than per-shipment declared value fees and provides broader coverage terms.

How UPS & FedEx Contracts Work

Shipping contracts with UPS and FedEx govern every aspect of your pricing relationship with those carriers — base rates, discounts, surcharge treatment, minimum commitments, and contract duration. Unlike published tariff rates (which are list prices with no customization), negotiated contracts apply agreed-upon discount structures to your account, reflecting your volume, package profile, and competitive situation.

Most shippers significantly underestimate the complexity of their carrier contracts. A standard UPS or FedEx agreement contains 250+ individually negotiable line items, including service-level discounts, minimum charges, surcharge caps, incentive tiers, and early termination provisions. Understanding the terminology in these agreements is the prerequisite to negotiating them effectively.

Earned Discounts

An earned discount is a percentage reduction off the carrier’s published tariff rate that a shipper earns based on their weekly shipping revenue. Earned discounts are tiered — as your weekly revenue with the carrier increases, you move into higher discount bands and receive greater percentage reductions.

The earned discount structure is one of the most impactful components of a carrier contract. It is often the single largest source of savings relative to list rates. However, earned discount structures are often set based on volume at the time of negotiation — if your volume grows, you may have outgrown your discount tier without realizing it.

Portfolio Tier Incentive (PTI)

The Portfolio Tier Incentive (PTI) is a UPS-specific contract feature that rewards shippers for using multiple UPS service lines — ground, air, international — rather than concentrating volume in a single service. PTI discounts are layered on top of base earned discounts and apply across the portfolio of services.

Shippers sometimes inadvertently fall out of their PTI tier by shifting volume to a competitor for a specific service, triggering retroactive discount reductions across all services. Understanding your PTI thresholds before making service changes is critical.

Flat Rate Pricing

Flat rate pricing sets a fixed price for specific shipments regardless of actual weight or distance, up to defined limits. Both UPS and FedEx offer flat rate products (UPS Simple Rate, FedEx One Rate) for smaller parcels using standardized packaging and a single price per package for any qualifying destination within the continental United States.

Flat rate pricing can offer significant savings for shippers with high-zone or heavyweight packages. However, flat rate products have package size and weight limits, and they typically do not allow contract discounts to be applied on top.

Minimum Charge

The minimum charge (also called the minimum billable weight or floor charge) is the lowest amount a carrier will bill for any single shipment, regardless of the calculated rate. If a shipment’s calculated transportation charge falls below the minimum charge, the carrier bills the minimum instead.

For lightweight, short-zone shipments, minimum charges can represent significant overcharges relative to the actual rate calculation. Shippers with a large proportion of very light packages should audit their invoices for minimum charge exposure and negotiate minimum charge thresholds in their contracts.

Minimum Commitment

A minimum commitment (or minimum revenue commitment) is a contractual obligation to ship at least a specified revenue amount per week with the carrier. If your actual weekly revenue falls below the committed minimum, the carrier may reduce your discounts, charge back incentive payments, or reclassify your account.

Shippers should negotiate minimum commitments that are realistic and achievable, with appropriate relief provisions for business disruptions, seasonal volume swings, or carrier service failures.

Contract Term and Duration

The term of a carrier contract is the period during which its pricing and conditions are in effect — typically 12 months, though longer terms (2 to 3 years) are sometimes offered in exchange for guaranteed volume commitments or more favorable rate structures.

Longer terms provide pricing stability but reduce flexibility to renegotiate as your business grows or as competitive alternatives emerge. In a rising rate environment, locking in rates for multiple years can provide meaningful protection against annual General Rate Increases (GRIs).

Grace Period

A grace period in a carrier contract is a defined window (typically 30 to 90 days) at the start or end of the contract during which reduced performance against minimums does not trigger penalties or discount reductions. Grace periods provide time for volume ramp-up at the start of a new agreement, or wind-down buffer when transitioning carriers.

Grace periods are frequently negotiable and worth including in any contract with minimum commitments — they protect against penalties during legitimate business disruptions.

Early Termination Clauses

An early termination clause defines the consequences if either party ends the contract before its agreed expiration date. For shippers, early termination typically involves repaying some or all incentive payments or discounts received during the contract period — a significant financial exposure that can reach hundreds of thousands of dollars for large-volume shippers.

Key questions to ask: What triggers early termination? How are repayment amounts calculated? Are there carve-outs for carrier service failures? What notice period is required? Early termination language should always be reviewed by an expert before signing.

Tariff Rates

A tariff in domestic shipping refers to the carrier’s published base rate structure — the list prices from which discounts are calculated. UPS and FedEx publish their tariffs annually (effective January 1), incorporating their annual General Rate Increases. Contract discounts are applied to tariff rates, not to the final invoiced amount. If carriers raise tariff rates by 5% in a GRI while your discount structure stays fixed, your net cost increases proportionally.

Money-Back Guarantee / Guaranteed Service Refund (GSR)

Both UPS and FedEx offer a Guaranteed Service Refund (GSR) — also called the money-back guarantee — for late deliveries on eligible express and time-definite services. If a qualifying shipment is not delivered on time, the shipper is entitled to a full refund of transportation charges.

Filing for GSR refunds requires identifying late shipments and submitting claims within the carrier’s deadline (typically 15 days of invoice). Many shippers leave substantial GSR refunds unclaimed due to the manual effort required. Shipware’s invoice audit service identifies and claims GSR refunds systematically as part of ongoing parcel audit operations.

Service Guide

The service guide is the comprehensive reference document published annually by each carrier that describes available services, rate structures, surcharge schedules, terms and conditions, and packaging requirements. When negotiating contracts, shippers should always compare their contracted rates against the current year’s service guide to verify that discount calculations are applied correctly.

How Shipware Renegotiates Carrier Contracts

Carrier contracts are renegotiated every 1 to 3 years, but most shippers negotiate without market intelligence, benchmarking data, or knowledge of what is actually achievable for their account profile. Shipware brings former UPS and FedEx pricing executives to every negotiation, with access to benchmarking data from hundreds of similar accounts and direct knowledge of where carrier flexibility exists.

Our contract optimization process reviews your current contract structure, identifies gaps between your terms and market benchmarks, and executes negotiations on your behalf. We handle UPS, FedEx, regional carrier contracts, and LTL agreements — typically delivering 10 to 30% total cost reduction across all contract terms.

Request a free contract review to see what improved terms could mean for your shipping budget. Explore our shipping optimization services or return to the full shipping glossary.

Cash in advance (CIA or CAD) is an international trade payment method in which the buyer pays for goods before the seller ships them. The seller receives full payment before releasing the goods, eliminating the seller’s risk of non-payment entirely. It is the most favorable payment term for the exporter and the least favorable for the importer, who bears all risk until the goods arrive.

When Cash in Advance Is Used

Cash in advance is common when: the exporter has limited trust in the importer’s creditworthiness, the buyer is new with no established trade history, the goods are custom-made and have limited resale value, or the importing country has political or currency risk that makes other payment methods impractical. It is also standard in small-value e-commerce transactions where the buyer pays online before shipment.

Cash in Advance vs. Other Payment Methods

The spectrum of international trade payment terms runs from most seller-favorable to most buyer-favorable: Cash in Advance → Letter of Credit → Documentary Collection → Open Account. Most established B2B trade relationships use open account terms (net 30/60/90), where the buyer pays after receiving goods — accepting the seller’s credit risk but enabling smoother trade flow. Cash in advance creates friction in buyer relationships but is appropriate when the risk of non-payment is material.

Cash on delivery (COD) is a payment method in which the consignee pays for goods at the time of delivery — the carrier collects payment and remits it to the shipper. COD was historically common in B2C retail before widespread credit card adoption. In modern B2B shipping, COD remains used in specific contexts where the seller requires payment before releasing goods to the buyer’s possession, or when selling to cash-based businesses.

How COD Works in Practice

The shipper declares COD instructions on the bill of lading or shipping label, specifying the amount to collect and acceptable payment forms (check, money order, or cash). The delivering carrier collects the specified amount from the consignee and sends a check to the shipper. Carriers charge a COD fee (typically $10–$30+ per shipment) for this service, plus the underlying freight charges.

COD Risk Considerations

COD protects the seller from non-payment risk on the specific shipment, but the seller cannot control whether the consignee refuses delivery — in which case the goods are returned and the seller incurs return freight costs. For regular B2B transactions, establishing credit terms or using electronic payment at order is typically more efficient than COD for both parties.

A certificate of insurance (COI) is a document issued by an insurance company or broker that provides evidence of an active insurance policy. In the context of shipping and logistics, certificates of insurance are commonly required by carriers, customers, and facility operators to confirm that a party carries adequate insurance coverage — including cargo insurance, general liability, and in the case of carriers, auto and motor truck cargo insurance.

When Certificates of Insurance Are Required

• Carrier vetting: Shippers and brokers require COIs from carriers to verify active auto liability and cargo insurance before tendering freight — standard due diligence in freight brokerage and carrier management.
• Customer contracts: Large retailers and manufacturers often require their logistics suppliers to maintain minimum insurance limits and name the customer as an additional insured on their policies.
• Facility access: Warehouses, distribution centers, and port facilities may require COIs from contractors and carriers entering their premises.

Key Information on a COI

A standard certificate of insurance (ACORD 25 form in the U.S.) shows: the insured’s name and address, the insurance carrier, policy numbers, coverage types, per-occurrence and aggregate limits, policy effective and expiration dates, and any additional insured parties. COIs do not modify the actual policy — they only evidence what coverage exists.

A Certificate of Origin (COO) is an official document that certifies the country in which a specific product was manufactured or produced. Customs authorities use certificates of origin to determine applicable import duty rates, enforce trade agreements, and verify compliance with import restrictions or sanctions. Depending on the destination country and trade agreement, the certificate may need to be issued by a government authority, chamber of commerce, or the exporter itself.

Why Country of Origin Matters

Import duty rates applied to goods entering a country are determined by the product’s classification (HTS code) and its country of origin. The same product may carry a 0% duty rate when imported from a free trade agreement partner country, and 25% or more when imported from a country subject to tariffs or trade measures. The certificate of origin is the document that establishes which rate applies.

Types of Certificates of Origin

• Non-preferential COO: Certifies the country where goods were produced, without triggering any specific duty reduction. Required by many importing countries regardless of trade agreements.
• Preferential COO: Certifies eligibility for reduced or zero duty rates under a specific free trade agreement (e.g., USMCA for trade between the US, Canada, and Mexico; CAFTA-DR for Central America).

Who Issues Certificates of Origin

In the United States, chambers of commerce typically certify non-preferential COOs for export. Preferential certificates (such as USMCA certifications) are often self-certified by the exporter or manufacturer based on a rules-of-origin analysis of the product’s components and manufacturing processes. Customs brokers can advise on the correct certificate type and qualification requirements for specific trade lanes.

In shipping, a chargeback is a financial penalty assessed by a retailer or customer against a vendor for failing to meet specific shipping, labeling, or routing compliance requirements. Large retailers (Walmart, Target, Amazon, Home Depot) enforce strict vendor compliance programs — and when a vendor ships incorrectly, ships late, or uses unauthorized carriers or label formats, the retailer deducts a chargeback from the vendor’s invoice, often 1–5% of the order value.

Common Shipping Chargebacks

• Late delivery: Shipment arrives after the purchase order delivery window.
• Wrong carrier: Using a carrier not authorized by the retailer’s routing guide.
• Incorrect labeling: Missing or non-compliant GS1-128 (formerly UCC-128) pallet or carton labels.
• ASN violations: Failing to send the EDI 856 Advance Ship Notice on time or with incorrect data.
• Overship/undership: Delivering quantities that don’t match the PO.

Chargeback Prevention

Preventing chargebacks requires strict routing guide compliance: using retailer-approved carriers, meeting delivery windows, generating correct EDI documents on schedule, and using certified label formats. Establishing a routing guide compliance review as part of outbound shipping operations — with systems checks before freight is tendered — is more cost-effective than disputing chargebacks after the fact.

A freight claim is a formal request submitted to a carrier to seek financial compensation for goods that were lost, damaged, or delayed during shipment. Shippers and consignees have the legal right to file claims against carriers under the Carmack Amendment (for domestic freight) and applicable international conventions for air and ocean shipments. Successfully filing and recovering on freight claims requires prompt action, thorough documentation, and adherence to carrier claim filing deadlines.

Types of Freight Claims

• Loss claim: Filed when a shipment is entirely missing — not delivered and not locatable by the carrier.
• Damage claim: Filed when goods arrive physically damaged. Visible damage should be noted on the delivery receipt; concealed damage claims should be filed immediately upon discovery.
• Shortage claim: Filed when a portion of a shipment is missing — fewer pieces or units than tendered.
• Delay claim: Filed for consequential damages resulting from late delivery, typically against express service commitments.

Claim Filing Requirements

For domestic parcel (UPS/FedEx): file within 60 days (international) to 9 months (domestic) of shipment date. For LTL: file within 9 months of delivery. Required documentation includes: carrier proof of delivery, original shipping invoice, photos of damaged goods, and replacement cost documentation. Carriers may inspect damaged goods — retain all packaging until the claim is resolved.

Cold chain refers to the temperature-controlled supply chain used to transport and store perishable goods — pharmaceuticals, food, beverages, chemicals, and biological materials — within a specified temperature range from origin to end destination. Maintaining the cold chain means that refrigerated or frozen conditions are continuously preserved throughout every stage: manufacturing, warehousing, transportation, and final delivery.

Cold Chain Temperature Ranges

• Frozen: -18°C (0°F) or below — ice cream, frozen food, some biologics
• Refrigerated (chilled): 2°C to 8°C (36°F to 46°F) — fresh produce, dairy, most pharmaceuticals
• Controlled Room Temperature (CRT): 15°C to 25°C (59°F to 77°F) — some medications, cosmetics
• Cryogenic: Below -150°C (-238°F) — certain biological samples and specialized materials

Cold Chain Shipping Modes

Temperature-controlled shipping uses specialized equipment at every stage: refrigerated warehouses, reefer (refrigerated) trucks and trailers, insulated packaging with dry ice or gel packs for parcel shipments, and temperature-controlled aircraft holds for air freight. Each mode shift — for example, from refrigerated truck to air freight — is a critical control point where temperature excursions are most likely to occur.

Cold Chain and Parcel Shipping

For pharmaceutical and specialty food companies using parcel carriers (UPS, FedEx) for direct-to-consumer cold chain delivery, packaging validation is critical. Shippers must qualify their insulated packaging systems — typically using time/temperature studies — to prove the packaging maintains required temperatures through worst-case transit times and ambient temperature extremes. Carrier-certified packaging programs (like UPS Temperature True and FedEx Custom Critical) offer validated packaging solutions but at significant per-shipment cost premiums.

A collect shipment (also called freight collect) is a shipping arrangement in which the consignee (receiver) is responsible for paying the transportation charges rather than the shipper. The carrier delivers the freight and invoices the consignee’s account. Collect billing is common in B2B relationships where the buyer has their own negotiated carrier contract and prefers to control shipping costs by routing freight through their account.

When to Use Collect Shipping

Freight collect arrangements are appropriate when: the buyer has negotiated better carrier rates than the seller and wants their rates applied, the buyer wants to consolidate freight spend under a single carrier account for volume discount qualification, the sale terms (Incoterms) place freight cost responsibility on the buyer (e.g., FOB Origin), or the buyer’s procurement team controls logistics spend directly.

Collect Surcharges and Risks

Some carriers charge a collect billing surcharge to the shipper’s account when freight collect billing is requested — typically a small percentage of the transportation charge. Shippers should also verify that the consignee’s account is active and in good standing before tendering freight collect — if the consignee’s account is suspended or refuses the charge, the carrier may attempt to collect from the shipper.

A commercial invoice is the primary document used in international trade transactions that records the sale of goods between an exporter and an importer. It serves as a demand for payment from the seller and as the key document for customs authorities in the destination country to assess applicable duties and taxes, verify the declared value of goods, and determine admissibility.

What a Commercial Invoice Must Include

Customs authorities in most countries require the commercial invoice to contain:

• Seller (exporter) name, address, and contact information
• Buyer (importer/consignee) name and address
• Invoice date and invoice number
• Detailed description of goods (sufficient for HTS classification)
• Quantity and unit of measure for each line item
• Unit price and total price per line item, plus invoice total
• Currency of transaction
• Country of origin for each product
• Incoterms (delivery terms — e.g., FOB, CIF, DAP)
• Harmonized Tariff Schedule (HTS) code for each item, when known

Commercial Invoice vs. Packing List

These documents work together but serve different purposes. The commercial invoice establishes value and terms of sale — customs uses it to calculate duties. The packing list describes the physical contents and packaging of the shipment — warehouses and consignees use it to verify receipt. Both are required for international shipments.

Invoice Accuracy and Customs Risk

Undervaluing goods on a commercial invoice to reduce duty liability is customs fraud and can result in seizure of goods, substantial fines, and loss of import privileges. Overvaluing goods to increase insurance coverage creates a different set of compliance problems. Accurate invoicing — reflecting the true transaction value — is both a legal requirement and a practical risk management necessity.

A common carrier is a transportation company that offers services to the general public under regulated rates and terms — accepting freight from any shipper without discrimination. UPS, FedEx, and national LTL carriers (XPO, Old Dominion, Estes, Saia) are common carriers. By contrast, a contract carrier provides services exclusively to specific customers under privately negotiated contracts and is not obligated to accept freight from the general public.

Common Carrier Obligations

Common carriers accept legal obligations that private and contract carriers do not. They must: serve all customers without unreasonable discrimination, publish their rates and service terms (or make them available upon request), exercise reasonable care for freight in their possession, and maintain carrier liability insurance. The Carmack Amendment establishes the federal framework for common carrier liability for interstate freight in the U.S.

Common Carrier vs. Contract Carrier

Most major parcel and LTL carriers are technically common carriers but operate under a hybrid model — publishing tariff rates available to any shipper while simultaneously offering negotiated contract rates to high-volume customers. The practical distinction matters primarily for regulatory purposes and for shippers who do not qualify for contract rates and must pay published tariffs.

To consign goods means to entrust them to a carrier or agent for transport or sale. In logistics, consignment refers to the act of shipping goods to another party (the consignee). In a consignment arrangement, the seller (consignor) delivers goods to a retailer or distributor (consignee) who pays for the goods only after they are sold to an end buyer — the consignor retains ownership until the point of sale.

Consignment in Retail and Distribution

Consignment arrangements are common in specialty retail, art galleries, book distribution, and certain food and beverage channels. The seller supplies inventory to the retailer at no upfront cost to the retailer; the retailer pays only for what sells and returns unsold goods. This shifts inventory risk from retailer to supplier. From a logistics perspective, consignment goods must be carefully tracked — the supplier retains legal title until the sale, affecting how goods appear on balance sheets and in customs declarations for cross-border consignment.

Consignment and International Trade

For international consignment shipments, the commercial invoice must declare the consignment arrangement clearly — goods on consignment should be valued at their commercial value, not zero, even though no payment has been made yet. Customs authorities may scrutinize consignment shipments to ensure accurate duty assessment.

The consignee is the party named on a shipment as the recipient — the individual or company to whom goods are addressed and delivered. The consignee’s name and address appear on the shipping label, bill of lading, and all customs documentation. For import shipments, the consignee is typically the importer of record responsible for duties and customs compliance.

Consignee vs. Shipper vs. Notify Party

• Shipper (consignor): The party sending the goods.
• Consignee: The party receiving the goods.
• Notify party: A third party (often a customs broker or freight forwarder) notified of the shipment’s arrival but not the ultimate recipient.

Consignee Responsibilities

The consignee is responsible for being available to receive delivery, inspecting goods for damage or shortage and noting exceptions on the delivery receipt, and — for international shipments — ensuring import compliance and paying applicable duties and taxes. Consignees should file damage claims with the carrier promptly; most carriers require claims within 60-180 days of delivery.

A container yard (CY) is a designated area at or near a port where shipping containers are stored, staged, and managed between arrival and departure. Container yards serve as the operational staging ground for import and export containers — where full containers are received from ships, held until cleared by customs, and released to truckers for delivery, and where export containers are received from shippers and staged for loading onto vessels.

Container Yard Operations

Container yards handle: receipt and inspection of containers discharged from vessels, storage and tracking of import containers awaiting customs clearance and demurrage management, return of empty containers from consignees, receipt of loaded export containers from shippers, and staging of containers for vessel loading. Most container yards use automated gate systems, container tracking software, and yard management systems (YMS) to manage the high volume of container movements.

Container Yard and Free Time

When an import container arrives at the container yard, the shipping line grants a set number of free days (typically 3–7) for the consignee to pick up the container. Once free time expires, demurrage charges begin accruing. Similarly, exporters have a free time window to return empty containers to the yard after unpacking. Active container yard management — monitoring free time balances and coordinating prompt pickup — is essential to avoiding demurrage expense.

A contract carrier is a transportation company that provides freight services exclusively to specific customers under privately negotiated contracts, rather than offering services to the general public like a common carrier. Contract carriers set their own terms, rates, and service conditions through bilateral agreements and are not obligated to accept freight from shippers outside their contracted customer base.

Contract Carrier Advantages

Contract carriers can offer more tailored service levels, dedicated equipment, and specialized handling than common carriers because they are optimized for a specific customer’s needs rather than a broad public market. Common applications include dedicated contract carriage (DCC) for manufacturers or retailers with consistent, predictable freight volume, temperature-controlled transport for food or pharma shippers, and specialized heavy or oversize freight that requires custom equipment and handling protocols.

Dedicated Contract Carriage

Dedicated contract carriage (DCC) is a specific form of contract carriage where the carrier provides drivers, tractors, and operational management exclusively for a single customer. The customer gets the benefits of a private fleet (control, branding, service consistency) without owning or managing the assets directly — the carrier bears the operational complexity while the customer retains service level control.

Country of origin (COO) is the country where a product was manufactured, grown, or substantially transformed into its final form. Country of origin is a fundamental piece of trade data used by customs authorities worldwide to determine applicable import duty rates, enforce trade agreements and restrictions, and verify compliance with import regulations and sanctions programs.

Rules of Origin

Determining country of origin is not always straightforward — especially for manufactured goods with components sourced from multiple countries. Countries apply rules of origin to make this determination: products must undergo a “substantial transformation” in a country to be considered originating there. Free trade agreements like USMCA have specific product-by-product rules defining what percentage of content or what manufacturing processes must occur within a member country to qualify for preferential tariff rates.

Country of Origin Labeling

Many countries require that imported goods bear a country of origin marking visible to the end purchaser — “Made in [Country].” In the U.S., CBP regulations require most imported goods to be marked with the country of origin in a conspicuous, legible, and permanent manner. Failure to properly mark country of origin can result in goods being re-marked at the importer’s expense or assessed marking duties.

Cross-docking (or cross-dock) is a logistics practice in which inbound freight from a supplier or manufacturer is unloaded at a distribution facility and transferred directly to outbound vehicles with little or no storage time in between. The core principle is to eliminate the warehousing step entirely — products flow through the facility rather than sitting in storage.

How Cross-Docking Works

1. Inbound trucks arrive at the cross-dock facility and unload freight at receiving doors.
2. Products are sorted by destination, order, or outbound route — often on conveyor systems.
3. Sorted freight is immediately transferred to outbound doors where delivery trucks are staged.
4. Outbound vehicles depart, often within hours of the inbound freight arriving.

Types of Cross-Docking

• Pre-distribution cross-docking: Products are pre-labeled and sorted at the origin for specific destinations before arrival at the cross-dock.
• Post-distribution cross-docking: Sorting and allocation to final destinations happens at the cross-dock facility based on real-time demand data.

Benefits and Limitations

Cross-docking dramatically reduces inventory holding costs, handling time, and the risk of inventory becoming obsolete. It works best for high-velocity products with predictable demand, pre-sorted vendor shipments, and temperature-sensitive goods that need to minimize storage time. It is less effective for slow-moving SKUs, products requiring value-added processing, or supply chains where inbound volumes are unpredictable.

Cross-Docking in LTL Networks

Most LTL carrier networks use cross-docking at their terminals as a standard practice. When an LTL shipment moves from origin to destination, it typically passes through one or more carrier terminals where trailers are unloaded, freight is sorted by destination region, and reloaded onto linehaul trucks — a form of cross-docking that enables LTL carriers to offer nationwide coverage without point-to-point routing for every shipment.

Customs (or customs authority) refers to the government agency responsible for regulating and controlling the flow of goods, people, and currency across a country’s international borders. In the United States, this function is performed by U.S. Customs and Border Protection (CBP). Customs agencies collect import duties and taxes, enforce trade regulations, prevent smuggling, and protect domestic industries and public safety.

The Customs Clearance Process

When goods arrive at a port of entry, they must go through customs clearance before being released for delivery. The process typically involves:

1. Documentation review: CBP examines the commercial invoice, packing list, bill of lading, and other required documents.
2. Classification: Goods are classified under the Harmonized Tariff Schedule (HTS) to determine applicable duty rates.
3. Valuation: CBP verifies the declared value of goods to calculate duties accurately.
4. Duty assessment and payment: The importer (or their customs broker) pays applicable duties, taxes, and fees.
5. Examination (if selected): A percentage of shipments are physically inspected. Examination adds time and cost.
6. Release: Once cleared, goods are released for delivery to the consignee.

Customs Compliance

Customs compliance means accurately declaring goods, their value, and their country of origin on all import documentation. Non-compliance — including misclassification, undervaluation, or failure to obtain required licenses — can result in goods being held, assessed penalty duties, or seized. Companies that import regularly should treat customs compliance as an ongoing operational responsibility, not a one-time concern.

Customs Fees Beyond Duties

In addition to import duties, shippers pay government-assessed fees at U.S. ports including the Merchandise Processing Fee (MPF, 0.3464% of value, min $31.67 / max $614.35 per entry) and the Harbor Maintenance Fee (HMF, 0.125% of value, for ocean imports). These fees are separate from broker fees and are included in the total landed cost calculation.

A customs broker is a licensed professional or firm authorized by a country’s customs authority to act on behalf of importers and exporters in clearing goods through customs. In the United States, customs brokers must be licensed by U.S. Customs and Border Protection (CBP). They prepare and file the required import or export documentation, calculate and arrange payment of applicable duties and taxes, and ensure shipments comply with all applicable regulations.

What a Customs Broker Does

• Classifies goods using the Harmonized Tariff Schedule (HTS) to determine applicable duty rates
• Prepares and files customs entry documentation (CBP Form 3461, CF-7501 in the US)
• Calculates and arranges payment of import duties, taxes, and fees
• Communicates with customs examiners on shipments selected for inspection
• Advises importers on trade compliance, country of origin requirements, and free trade agreement eligibility
• Manages bonded shipments and bonded warehouse arrangements

When Do You Need a Customs Broker?

Any company importing goods into the United States above the de minimis value threshold ($800 as of 2024) should work with a licensed customs broker. While self-filing is legally permitted, customs regulations are complex and penalties for misclassification, undervaluation, or missed compliance requirements can far exceed broker fees. Companies importing regularly — especially those in regulated categories like electronics, food, chemicals, or textiles — should treat customs broker relationships as a compliance necessity, not an optional cost.

Customs Broker Fees

Customs brokers typically charge a combination of a base entry fee, fees for specific services (ISF filing, examination assistance), and pass-through government fees (Merchandise Processing Fee, Harbor Maintenance Fee). Rates vary by broker and shipment complexity. High-volume importers often negotiate volume-based pricing.

CWT stands for hundredweight, a unit of weight equal to 100 pounds (in U.S. usage). LTL freight rates are typically quoted per CWT — the price to ship 100 pounds of freight on a specific lane with a specific carrier. Understanding CWT-based pricing is essential for accurately calculating and comparing LTL freight costs.

How CWT Pricing Works

LTL freight is rated by multiplying the shipment’s weight (in hundredweights) by the carrier’s rate per CWT for the applicable freight class and lane. For example: a 500-lb Class 100 shipment at a rate of $25/CWT = 5 CWT × $25 = $125 base freight charge, before discounts and fuel surcharge. Higher freight classes carry higher per-CWT rates; lower freight classes are less expensive per hundredweight.

CWT Rate Breaks (Weight Breaks)

LTL carriers publish rate break points where a higher weight bracket results in a lower per-CWT rate — sometimes to the point where it’s cheaper to round up to the next bracket. For example, a 400-lb shipment might cost more than a 500-lb shipment because the 500-lb bracket qualifies for a significantly lower CWT rate. Checking the rate at the next weight break — and pricing at that higher weight if it results in lower total cost — is standard practice in LTL freight management.

In shipping, damage refers to physical harm to goods that occurs during transit — caused by carrier handling, loading, transport conditions, or storage. Transit damage is one of the most common causes of freight claims. Both parcel and LTL freight carriers maintain claims processes to compensate shippers for transit-caused damage, subject to carrier liability limits and claim filing requirements.

Types of Shipping Damage

• External damage: Visible harm to outer packaging (crushed, punctured cartons). Should be noted on the delivery receipt before signing.
• Concealed damage: Internal damage not visible externally, discovered after unpacking. Complicates claim documentation — photograph immediately.
• Water/moisture damage: From exposure to rain, condensation, or flooding during transit.

Filing a Damage Claim

For LTL: note any visible damage on the delivery receipt before the driver leaves — this is critical evidence. For parcel: photograph damaged packaging and contents; retain all original packaging. File promptly — most carriers require claims within 60-180 days for damage. Include photos, proof of value (original invoice), and evidence that damage was carrier-caused. The carrier’s liability is limited to the lesser of actual damages or their declared liability ceiling.

Dangerous goods (also called hazardous goods) are substances or articles that pose a risk to health, safety, property, or the environment when transported. The term “dangerous goods” is the international standard used in air and ocean freight regulations, while “hazardous materials” (hazmat) is the term used in U.S. domestic transportation regulations. Though the terminology differs, both refer to the same categories of regulated products.

International Dangerous Goods Regulations

Different transport modes are governed by different regulatory frameworks:

• Air: IATA Dangerous Goods Regulations (DGR) — published annually by the International Air Transport Association, considered the most restrictive mode for dangerous goods.
• Ocean: IMDG Code (International Maritime Dangerous Goods) — published by the International Maritime Organization.
• Road/Truck (US): DOT Hazardous Materials Regulations (HMR) — 49 CFR Parts 100-185.
• International Road: ADR (European Agreement concerning the International Carriage of Dangerous Goods by Road).

The Nine Dangerous Goods Classes

The UN classification system divides dangerous goods into nine classes: explosives (Class 1), gases (Class 2), flammable liquids (Class 3), flammable solids (Class 4), oxidizers (Class 5), toxic/infectious substances (Class 6), radioactive materials (Class 7), corrosives (Class 8), and miscellaneous dangerous goods including lithium batteries and dry ice (Class 9).

Dangerous Goods Surcharges

Carriers assess dangerous goods surcharges ranging from approximately $40 to several hundred dollars per package, depending on the hazard class, carrier, and service level. For air shipments, certain categories — state-of-charge lithium batteries, for instance — may be prohibited entirely on passenger aircraft. Companies shipping dangerous goods must ensure staff handling the shipments are trained and certified under applicable regulations, and that all packaging, labeling, and documentation meet current standards.

Declared value is the shipper-stated monetary worth of a shipment’s contents at the time of shipping. It serves two purposes: establishing the carrier’s maximum liability for loss or damage, and providing the value for customs duty assessment on international shipments.

Declared Value and Carrier Liability

Parcel carriers (UPS, FedEx) include standard liability of $100 per package in base rates. Declaring a higher value — say $800 for a shipment of electronics — increases the carrier’s liability to match and triggers an additional fee (typically $0.80–$1.10 per $100 of declared value above the included amount). Declared value is a contractual liability limit, not true insurance — it does not cover all loss scenarios the way cargo insurance does.

Declared Value for Customs

For international shipments, declared value on the commercial invoice must equal the genuine transaction value. Undervaluing to reduce duties is customs fraud, risking seizure, penalties, and loss of import privileges. For high-value shipments shipped regularly, standalone cargo insurance is typically more cost-effective than per-shipment declared value fees.

Dedicated contract carriage (DCC) is a logistics arrangement in which a transportation provider supplies drivers, equipment, and management exclusively for a single customer. The customer gets the control and consistency of a private fleet without owning or managing the transportation assets — the carrier handles driver recruitment, vehicle maintenance, dispatch, and compliance, while the customer sets routing and service requirements.

DCC vs. Private Fleet vs. Common Carrier

• Private fleet: The company owns trucks and employs drivers directly — maximum control, but also full asset and labor management responsibility.
• Dedicated contract carriage: The carrier owns trucks and manages drivers, but operates exclusively for the customer — the operational benefits of a private fleet without the asset burden.
• Common carrier: Shared truck capacity with other shippers — less predictability but no fixed cost commitment.

When DCC Makes Sense

DCC is most cost-effective for shippers with consistent, predictable freight patterns that justify dedicated asset allocation. Companies converting from private fleets to DCC typically achieve 5–15% cost reductions by eliminating fleet management overhead while retaining service control. DCC is common in grocery distribution, retail store replenishment, and manufacturing supply chain operations where consistent daily or weekly routes are the norm.

A Delivery Area Surcharge (DAS) is an additional fee charged by parcel carriers when delivering to locations that are beyond the carrier’s standard service area or are in low-density, remote, or rural areas that cost more to serve. Both UPS and FedEx apply DAS to thousands of ZIP codes across the United States, classified into tiers based on remoteness and delivery cost. The surcharge compensates carriers for the higher cost of routing drivers into sparsely populated areas with fewer stops per route.

DAS Tiers and Rate Structure

Carriers typically segment delivery area surcharges into tiers:

• Delivery Area Surcharge (DAS): Applied to non-metro areas — rural communities and low-density suburban areas outside major metropolitan zones.
• Extended Delivery Area Surcharge (EDAS): Applied to more remote locations — small towns, mountain communities, island locations — where delivery costs are higher still.
• Remote Area Surcharge: The highest tier, applied to extremely remote ZIP codes with very low delivery density.

DAS rates for standard ground service range from approximately $4.00 to $16.00+ per package depending on tier, and these rates increase annually with GRIs.

Impact on Shipping Strategy

For e-commerce companies with a national customer base, a significant percentage of shipments may be subject to DAS — particularly if serving rural or agricultural regions. Unlike residential surcharges (which apply near-universally for DTC shippers), DAS exposure varies significantly by customer geography. Analyzing DAS surcharge spend by ZIP code helps identify which customer segments are disproportionately expensive to serve and informs pricing, carrier selection, and distribution center location decisions.

Negotiating DAS in Carrier Contracts

DAS is negotiable. High-volume shippers can negotiate discounts off the published DAS rates, cap DAS at specific dollar amounts per package, or exclude certain ZIP codes from surcharge application. Because DAS charges are not prominently surfaced in carrier rate quotes, they are frequently overlooked in contract reviews — making them an area of meaningful recovery opportunity.

Demurrage is a charge assessed when a shipper or consignee detains a carrier’s equipment — such as a shipping container, railcar, or truck — beyond the agreed free time period. In ocean shipping, demurrage applies when an import container remains at the port terminal past the allowed free days without being picked up. In domestic trucking, the equivalent charge for detaining a truck at a shipper’s loading dock beyond the free time is called detention.

Demurrage in Ocean Freight

When a ship arrives at port, the carrier typically provides a set number of free days (often 3-7 days) during which the importer can retrieve the container from the terminal. If the container is not picked up within the free time window, demurrage charges begin accruing — often $50-$300 or more per container per day, escalating after additional threshold periods. During port congestion events, demurrage bills can accumulate rapidly.

Detention in Trucking

Detention (the trucking equivalent of demurrage) is charged when a driver waits at a shipper’s loading dock beyond the free time — typically 1-2 hours. Carriers charge $50-$100+ per hour. Efficient dock scheduling and pre-staging of outbound freight are the primary operational tools for minimizing detention.

Per Diem

Per diem is a related charge for keeping a carrier-owned container at an off-port location (such as a shipper’s warehouse) beyond the free time. Unlike demurrage (at-port) and detention (trucker waiting), per diem applies when the container is away from the terminal but not yet returned. Shippers can often negotiate better free time allowances and per diem rates as part of ocean carrier or NVOCC contracts.

How to Minimize Demurrage Charges

Coordinate customs clearance, carrier appointments, and internal receiving capacity before vessels arrive. Subscribe to vessel tracking to get early warning of arrival date changes. Build demurrage and detention cost monitoring into freight audit processes — carriers sometimes bill these charges incorrectly, and disputing erroneous charges requires timely action.

Density, in the context of freight shipping, is the weight of a shipment per unit of volume — typically expressed in pounds per cubic foot (lbs/ft³). Density is one of the four factors used to determine freight class for LTL shipping, and it directly influences whether a shipment’s dimensional weight or actual weight is used for parcel carrier billing.

Calculating Freight Density

To calculate density: measure the shipment’s dimensions in inches (L × W × H), convert to cubic feet by dividing by 1,728, then divide the actual weight (lbs) by the cubic footage. Density (lbs/ft³) = Weight ÷ (L × W × H ÷ 1,728). A 100-lb shipment in a 24″ × 24″ × 24″ crate = 100 ÷ (13,824 ÷ 1,728) = 100 ÷ 8 = 12.5 lbs/ft³.

Density and Freight Class

For LTL, higher-density shipments generally receive lower freight classes and lower per-CWT rates — denser freight is easier to load efficiently and takes less space. A 50 lbs/ft³ density shipment might qualify for Class 50 (the cheapest class), while a 1 lbs/ft³ density shipment might be Class 400 (very expensive). Shippers who can increase the density of their LTL shipments through better packaging or loading practices can achieve significant freight cost reductions.

What Is Dimensional Weight?

Dimensional weight (also called DIM weight, volumetric weight, or cubed weight) is a pricing technique used by UPS, FedEx, and other carriers to account for the space a package occupies in their vehicles and aircraft. When a package is light but bulky, dimensional weight may exceed the package’s actual weight, and carriers bill at the higher of the two.

DIM pricing was introduced to address the economics of shipping: a carrier’s vehicle fills up with volume long before it reaches its weight capacity when handling large, lightweight packages. DIM weight pricing ensures shippers pay for the space their packages occupy, not just the pounds they weigh.

The DIM Weight Formula (UPS & FedEx)

The standard DIM weight formula is:

DIM Weight = (Length x Width x Height) / DIM Divisor

All measurements are in inches, and the result is in pounds. The DIM divisor (also called the DIM factor) is set by each carrier and service level:

• UPS and FedEx Ground: 139 (as of 2024)
• UPS and FedEx Express (air services): 139
• USPS Priority Mail: 166

Example: A box measuring 18″ x 14″ x 12″ has a volume of 3,024 cubic inches. Divided by 139, the DIM weight is 21.8 lbs, rounded up to 22 lbs. If the actual weight is 8 lbs, the carrier bills at 22 lbs (the DIM weight).

The DIM divisor has changed over time. UPS and FedEx reduced it from 166 to 139 in 2015, which effectively raised DIM charges across the industry. A lower DIM divisor means more packages trigger DIM billing.

Actual Weight vs. Billable Weight vs. Dimensional Weight

These three weight terms are frequently confused. Here is the precise distinction:

• Actual weight: The physical weight of the package on a scale, rounded up to the nearest pound. Sometimes called scale weight.
• Dimensional weight: The calculated weight based on the package’s cubic volume divided by the DIM divisor. Represents the space the package occupies rather than its true mass.
• Billable weight: The weight the carrier actually uses to calculate your shipping charge. It is always the greater of actual weight and dimensional weight. If your DIM weight is higher than your actual weight, you pay the DIM weight.

When carriers refer to Billed Weight on an invoice, they mean billable weight after comparing actual vs. DIM and choosing the larger figure.

How Package Dimensions (L × W × H) Affect Your Bill

Measuring packages consistently matters for DIM calculations and carrier compliance. Carriers define these dimensions as:

• Length: The longest side of the package
• Width: The second-longest side
• Height: The shortest dimension (vertical when the package is resting on its base)

All three measurements are taken at the longest point of each dimension. Rounded corners or irregular shapes are measured at their maximum extent. For non-rectangular packages, carriers measure the dimensions of the smallest rectangular box that would fully contain the shipment.

What Is Girth and Why Does It Matter?

Girth is the measurement around the thickest part of a package, perpendicular to its length. The formula is:

Girth = 2 x (Width + Height)

Girth is used alongside length in the “length plus girth” measurement that determines whether a package qualifies as a Large Package. Both UPS and FedEx define a Large Package as one where length + girth exceeds 130 inches. Large packages trigger a Large Package Surcharge (approximately $57 to $90+ per package).

Example: A package 50″ long with a 14″ x 14″ cross-section has a girth of 2 x (14 + 14) = 56″. Length + girth = 50 + 56 = 106″ — below the 130″ threshold, so no Large Package Surcharge applies.

Gross Weight vs. Net Weight

• Gross weight: The total weight of a shipment including the product, all packaging materials, and the shipping container. This is what carriers use for billing.
• Net weight: The weight of the product only, excluding packaging. Required on customs declarations and commercial invoices for international shipments.

Density and Its Role in Freight Classification

Density is a key factor in LTL (Less Than Truckload) freight pricing. It is calculated as:

Density = Weight (lbs) / Volume (cubic feet)

In LTL shipping, density determines a shipment’s freight class (NMFC class), which sets the applicable tariff rate. Higher-density freight generally falls into lower freight classes with lower rates. Lower-density freight falls into higher freight classes with higher rates. For parcel shippers, low-density packages are the primary trigger for dimensional weight billing.

How to Reduce Dimensional Weight Charges

Dimensional weight is largely within shippers’ control. The most effective strategies include:

1. Right-size your packaging: Match box size as closely as possible to product size. Every inch of excess box dimension increases DIM weight. Many shippers maintain too few box sizes — adding intermediate sizes can eliminate DIM overcharges on a large portion of shipments.
2. Negotiate your DIM divisor: The DIM divisor (139 for UPS/FedEx) is negotiable for large-volume shippers. Even a small increase from 139 to 155 translates to meaningful savings across high-volume accounts.
3. Audit for DIM billing errors: Carriers occasionally mis-measure packages. A systematic audit of DIM charges against your actual package dimensions can recover refunds for incorrect measurements.
4. Use poly mailers for soft goods: Poly mailers conform to the product shape, minimizing void space and DIM weight for eligible product types (apparel, soft goods).

Shipware’s contract optimization team has helped hundreds of shippers reduce DIM weight costs through package audits, divisor negotiation, and carrier contract restructuring. Request a free shipping cost analysis to identify exactly where you’re overpaying on dimensional weight charges. Also explore our shipping optimization services or return to the full shipping glossary.

Dimensions in shipping refer to the physical measurements of a package — its length, width, and height — used to calculate both its volume and its dimensional weight for carrier billing. Carriers measure all three dimensions in inches (domestic U.S.) or centimeters and use the largest measurements taken at each axis to determine billable dimensions.

The three measurements interact in shipping billing in two ways: (1) Dimensional weight = L × W × H ÷ DIM factor — the weight equivalent of the package’s volume, billed when it exceeds actual weight; (2) Combined size = Length + Girth (2×W + 2×H) — used to determine eligibility for large package or oversize surcharges. Right-sizing packaging to match the actual product dimensions — eliminating wasted cubic space — reduces dimensional weight and is one of the most direct paths to lower per-shipment costs for lightweight goods.

A distribution center (DC) is a large warehouse facility that serves as a centralized hub for receiving, storing, and shipping products to retailers, fulfillment centers, or directly to end customers. Unlike a traditional warehouse focused purely on long-term storage, a distribution center is designed for fast movement of goods — products typically move in and out within days or hours rather than sitting idle for months.

Distribution Center Functions

• Receiving: Inbound freight arrives from manufacturers or suppliers, is unloaded, inspected, and logged into inventory management systems.
• Putaway: Products are moved to designated storage locations, often guided by warehouse management system (WMS) logic that optimizes pick efficiency.
• Picking: Individual units or cases are selected from storage to fulfill outbound orders.
• Packing: Orders are packed into appropriate cartons with necessary documentation.
• Shipping: Packed orders are sorted by carrier, labeled, and loaded onto outbound trucks.

Distribution Center vs. Fulfillment Center

The terms are often used interchangeably, but in practice: a distribution center typically serves B2B channels (shipping pallets or cases to retail stores), while a fulfillment center handles B2C e-commerce orders (picking and packing individual items for direct-to-consumer shipment). Fulfillment centers tend to have more complex picking operations and higher labor intensity per order.

Distribution Center Location Strategy

Where a company locates its distribution centers has a direct impact on shipping costs and transit times. A DC positioned near major carrier hubs or centrally within a customer base reduces both the number of shipping zones packages travel through and average transit times. Companies with multiple DCs can offer two-day ground delivery to more of the country, reducing the need for expensive air freight upgrades.

Impact on Shipping Costs

Shipping zone is one of the largest drivers of parcel shipping cost — a package traveling from Zone 2 to Zone 8 can cost 2-3 times more than the same package traveling Zone 2 to Zone 3. Distribution center positioning is therefore one of the most powerful levers for reducing ground shipping costs without changing carriers or service levels.

Domestic shipping refers to the transportation of goods within a single country — origin and destination are both within the same nation’s borders. In the United States, domestic shipping encompasses parcel delivery (UPS, FedEx, USPS), LTL and truckload freight, rail, and air cargo moving between U.S. locations, without crossing international borders or triggering import/export documentation and customs requirements.

Domestic vs. International Shipping

Domestic shipments are simpler from a compliance standpoint — no customs declarations, import duties, or international shipping documentation (commercial invoice, certificate of origin, customs entry) are required. Carrier liability frameworks (Carmack Amendment for domestic freight), rate structures, and transit times are typically more predictable than international shipments, which are subject to customs delays, currency risk, and international carrier liability conventions.

Domestic Shipping Cost Drivers

For domestic parcel, the primary cost drivers are shipping zone (distance between origin and destination ZIP codes), package weight and dimensions (actual vs. dimensional weight), service level (ground vs. express), and surcharges (fuel, residential, delivery area). For domestic LTL, the key drivers are freight class, weight, lane (origin-destination market), and carrier discount level.

Door-to-airport is an air freight service in which the freight forwarder or carrier arranges pickup from the shipper’s facility (the “door”) and delivers the cargo to the designated origin airport for departure — but does not arrange onward transportation from the destination airport to the final consignee. The consignee or their agent is responsible for collecting the freight at the destination airport, clearing customs, and arranging inland transport to the final delivery point.

Door-to-Airport vs. Door-to-Door

Door-to-airport service gives the shipper control over the first inland leg while delegating the air carrier relationship to the forwarder. The consignee retains full control over destination handling, which can be an advantage when the consignee has preferred local carriers or customs brokers at the destination. By contrast, a door-to-door service bundles all legs under one provider — simpler but with less destination flexibility.

Airport-to-Airport vs. Door-to-Airport

In airport-to-airport service, both origin and destination handling are the shipper’s and consignee’s responsibility respectively — the carrier only manages the air segment. Door-to-airport adds the origin pickup leg. Door-to-door adds both origin pickup and destination delivery, providing the most complete service but at the highest cost.

Door-to-door shipping is a freight service in which the carrier handles the entire journey from the shipper’s origin location (their door) to the consignee’s destination location (their door), including all intermediate transportation, handling, and customs clearance for international shipments. It contrasts with port-to-port or terminal-to-terminal services where the shipper is responsible for inland transport at origin and destination.

Door-to-Door in Parcel vs. Freight

Parcel carriers (UPS, FedEx, USPS) provide door-to-door service as their standard offering — pickup from the shipper’s location and delivery to the recipient’s door is the default model. In international ocean and air freight, door-to-door service means the freight forwarder or carrier arranges drayage at origin, ocean or air transport, customs clearance, and final delivery at destination — a more complex, coordinated operation than the domestic parcel equivalent.

Door-to-Door Incoterms

The ICC Incoterms rule DAP (Delivered at Place) approximates door-to-door responsibility — the seller bears all risk and cost of transportation to the named destination, but the buyer pays import duties and customs clearance. DDP (Delivered Duty Paid) is the closest to true door-to-door inclusive of all costs: the seller pays everything including customs clearance and duty, and the buyer simply receives the goods. These terms define the commercial risk and cost allocation between seller and buyer in international trade.

Drop shipping is a retail fulfillment method in which a merchant sells products it does not physically stock. Instead of warehousing inventory, the merchant forwards customer orders to a supplier or manufacturer, who then ships the products directly to the end customer. The merchant never handles the goods.

How Drop Shipping Works

1. A customer places an order on the merchant’s website and pays the retail price.
2. The merchant forwards the order details to a supplier or third-party logistics provider (3PL).
3. The supplier picks, packs, and ships the product directly to the customer — often with the merchant’s branding on the label.
4. The merchant pays the supplier’s wholesale or fulfillment price and keeps the margin.

Shipping Considerations in Drop Shipping

Because the supplier controls the physical shipment, the merchant has limited visibility into actual shipping costs, carrier selection, and transit times. This creates three common pain points:

• Inconsistent delivery times: Suppliers may use multiple carriers with varying service levels.
• Split shipments: Orders with items from multiple suppliers generate multiple tracking numbers and sometimes multiple shipping charges billed to the customer.
• Cost control: Without negotiated carrier contracts flowing through the fulfillment partner, merchants often pay retail-rate equivalent shipping costs, eroding margins.

Drop Shipping vs. Traditional Fulfillment

Traditional merchants carry inventory and control their own carrier relationships and shipping costs. Drop shippers trade that control for lower upfront capital requirements. As order volumes grow, the economics typically favor transitioning to owned inventory and a 3PL relationship — where the merchant can negotiate carrier contracts, set service standards, and reduce per-unit shipping costs.

Tax and Customs Implications

For cross-border drop shipping, the supplier’s country of origin affects duty rates and customs requirements. Merchants should ensure suppliers provide accurate commercial invoices and declare correct values to avoid customs delays or penalties charged back through the supply chain.

A duty is a tax imposed by a government on goods crossing its borders, most commonly on imports. Duties are calculated as a percentage of the customs value of goods (ad valorem), a fixed rate per unit or weight (specific), or a combination of both. In the U.S., import duties are collected by CBP and must be paid before goods are released into domestic commerce.

Calculating Duties

Duty = Customs Value × Duty Rate. A $10,000 shipment with a 5% duty rate generates $500 in duty. The rate depends on HTS classification and country of origin. Free trade agreements (USMCA, CAFTA-DR) can reduce rates to zero for qualifying goods when paired with a valid certificate of origin.

Duty Reduction Strategies

• FTA eligibility: Verify whether goods qualify for preferential rates under applicable trade agreements.
• Tariff engineering: Importing goods in a less-finished state for domestic completion can shift classification to a lower-duty category.
• First sale valuation: Declaring the manufacturer’s price (rather than a middleman’s price) as customs value reduces the dutiable amount in multi-tier supply chains.
• Bonded storage: Bonded warehouses defer duty payment until goods enter commerce.

Early termination in shipping refers to ending a carrier contract before its agreed expiration date. Most parcel and LTL carrier contracts include minimum volume commitments and early termination clauses — if a shipper exits a contract early, they may be required to pay an early termination fee or true-up the revenue commitment shortfall.

Early Termination Clauses in Carrier Contracts

Carrier contracts typically include: a minimum annual revenue or volume commitment, an initial term length (commonly 1–3 years), provisions defining what constitutes early termination, and the financial consequences for exiting before the term expires. Early termination fees may be calculated as a percentage of the remaining committed revenue, a fixed dollar amount, or a recovery of discounts applied during the contract period.

When Early Termination Occurs

Common scenarios include: business acquisition or merger requiring consolidation to the acquirer’s carrier relationships, significant operational changes affecting shipping volumes, carrier service failures that breach the service level terms, and carrier rate increases that trigger renegotiation. When a carrier materially breaches service level commitments or raises rates beyond contractual limits, the shipper may have grounds to exit the contract without penalty. Legal review of contract terms before early termination is advisable.

An earned discount is a volume-based pricing mechanism in carrier contracts where the shipper’s discount level increases as their shipping volume or spend reaches defined thresholds during the contract period. The more freight the shipper moves, the higher the discount tier they qualify for — incentivizing volume consolidation with a single carrier. Earned discounts are most common in LTL carrier contracts.

How Earned Discounts Work

A carrier contract may define multiple discount tiers based on annual revenue commitment:

• Tier 1 (≥$500K annual spend): 62% discount off tariff
• Tier 2 (≥$1M annual spend): 67% discount off tariff
• Tier 3 (≥$2M annual spend): 70% discount off tariff

The shipper earns the higher discount tier when their volume qualifies. Some contracts pay earned discounts retroactively (a check at year-end for the difference between tiers), while others apply the higher tier prospectively once the threshold is crossed.

Earned Discounts vs. Guaranteed Discounts

Guaranteed discounts are fixed — they apply regardless of volume, with the shipper and carrier negotiating a rate that doesn’t change based on throughput. Earned discounts are variable — they reward volume concentration. Shippers with growing volumes and predictable freight patterns often negotiate earned discounts to capture upside as volumes increase without renegotiating the full contract.

Electronic Data Interchange (EDI) is the structured, computer-to-computer exchange of business documents between trading partners in a standardized electronic format. EDI replaces paper documents — purchase orders, invoices, advance ship notices (ASNs), bills of lading — with electronic equivalents that flow directly between business systems without manual re-entry. In the shipping and logistics industry, EDI is the foundation of automated order processing, shipment notification, and carrier communication.

Common EDI Transaction Sets in Shipping

• EDI 810: Invoice — electronic billing from supplier to buyer
• EDI 820: Payment order/remittance advice
• EDI 850: Purchase order
• EDI 856: Advance Ship Notice (ASN) — notifies the receiver of an incoming shipment’s contents, packaging, and expected arrival
• EDI 204: Motor carrier load tender — shipper tenders freight to a carrier
• EDI 214: Transportation carrier shipment status message — carrier provides shipment tracking updates
• EDI 997: Functional acknowledgment — confirms receipt of an EDI transaction

EDI and Retailer Compliance

Large retail buyers (Walmart, Target, Amazon, Home Depot) require their suppliers to be EDI-capable as a condition of doing business. Non-compliance — including late ASNs, incorrect document formats, or missing transactions — triggers chargebacks that can represent a significant percentage of invoice value. EDI compliance is a supply chain hygiene requirement for any company selling into major retail channels.

EDI vs. API Integration

Traditional EDI uses AS2, VAN (Value Added Network), or FTP to exchange fixed-format files between trading partners. Modern API-based integrations offer more real-time data exchange and easier implementation, but many legacy retailer and carrier systems still require EDI. Companies frequently run both EDI and API connections depending on the trading partner.

An export license is a government-issued authorization required to export certain goods, technologies, or software from one country to another. In the United States, export licenses are administered primarily by the Bureau of Industry and Security (BIS) within the Department of Commerce under the Export Administration Regulations (EAR), and by the Directorate of Defense Trade Controls (DDTC) under the International Traffic in Arms Regulations (ITAR) for defense-related items.

When an Export License Is Required

Not all exports require a license — most commercial goods can be exported under the EAR’s “No License Required” (NLR) designation. However, a license is required when: the item has a specific Export Control Classification Number (ECCN) that restricts export to certain countries, the destination country is subject to U.S. sanctions or embargo (Cuba, Iran, North Korea, Syria), the end-user is on a denied parties list, or the item has military applications covered by ITAR.

Export Compliance

Exporting controlled goods without a required license is a serious violation — civil penalties up to $300,000+ per violation and criminal penalties including imprisonment apply. Companies with international shipping programs should conduct export classification reviews (EAR/ITAR), screen shipments against denied parties lists, and maintain export compliance documentation. A single inadvertent violation can result in loss of export privileges.

Exports are goods, services, or capital sent from one country to another for sale or use in a foreign market. Physical goods exports — finished products, raw materials, components — are the form most relevant to logistics and shipping. When goods leave a country’s borders for international destinations, they are subject to export regulations, customs documentation requirements, and potentially export licensing depending on the goods’ classification and the destination country.

Export Documentation Requirements

U.S. exports typically require: an Electronic Export Information (EEI) filing in the Automated Export System (AES) for shipments valued over $2,500 per Schedule B number or requiring an export license, a commercial invoice, a packing list, and carrier-specific shipping documentation (air waybill, bill of lading). Certain goods require additional certificates — phytosanitary certificates for agricultural products, export licenses for controlled items.

Export Freight Management

High-volume exporters work with freight forwarders who specialize in export documentation, customs filing, and carrier coordination. Export shipments can move via parcel carriers for small packages, LTL/TL for domestic pre-carriage to ports, ocean containers (FCL or LCL) for large international shipments, or air freight for time-sensitive or high-value goods. Carrier selection for exports depends on destination, transit time requirements, and the nature of the goods.

An Extended Area Surcharge (EAS or EDAS) is a carrier fee applied to deliveries in remote, rural, or low-density areas that are more difficult and expensive to serve than standard coverage zones. It is similar to the Delivery Area Surcharge (DAS) but applies to locations that are even more remote — typically the most rural and sparsely populated ZIP codes in the carrier’s network.

Extended Area Surcharge vs. Delivery Area Surcharge

Both UPS and FedEx apply tiered surcharges for non-metropolitan deliveries. The standard Delivery Area Surcharge applies to rural ZIP codes outside major metropolitan zones. The Extended Delivery Area Surcharge applies to a subset of more remote ZIP codes where the cost of delivery is substantially higher. Some carriers add a third tier for the most remote locations. The extended surcharge rates are higher — often $12–$20+ per package — versus standard DAS rates of $4–$8.

Impact on Rural E-commerce

For e-commerce businesses selling to customers throughout the U.S., extended area surcharges on rural deliveries can substantially increase average per-package cost. Analyzing EAS exposure by ZIP code in freight spend data helps identify high-cost customer geographies and informs decisions about shipping cost pass-through, carrier alternatives, or minimum order thresholds for rural shipments.

Flat-rate shipping is a pricing model in which the carrier charges a fixed, predetermined fee for shipping a package regardless of its weight or dimensions — as long as the package fits within the defined service constraints. The USPS Priority Mail Flat Rate program is the most well-known example: packages fitting in USPS flat-rate boxes ship for a fixed price anywhere in the U.S., regardless of weight (up to 70 lbs) or zone.

Flat-rate programs simplify pricing for shippers with dense, heavy packages that would otherwise incur high weight-based charges. For a 15-lb package shipping across the country, flat-rate pricing can be significantly cheaper than zone-based weight pricing. Conversely, for light packages or short-distance shipments, flat-rate pricing is typically more expensive than standard zone-based rates. The key to flat-rate optimization is identifying which shipments — by weight and destination — benefit from flat-rate economics versus standard carrier pricing.

Freight class is a standardized classification system used by LTL (less-than-truckload) carriers to categorize commodities for rating and billing purposes. The National Motor Freight Traffic Association (NMFTA) maintains the National Motor Freight Classification (NMFC) system, which assigns every commodity a freight class from 50 to 500. The class a commodity receives directly determines the LTL rate applied to that shipment.

The Four Factors That Determine Freight Class

NMFC classification is based on four characteristics that reflect how “easy” or “difficult” a commodity is to transport:

• Density: Weight per cubic foot. Denser commodities are easier to load efficiently and generally receive lower (less expensive) freight classes.
• Stowability: How easily the freight stacks with other freight. Hazardous, fragile, or oddly shaped items are harder to stow and receive higher classes.
• Handling: Special handling requirements due to fragility, weight, or hazardous nature increase the freight class.
• Liability: Value relative to weight and susceptibility to theft or damage. High-value, easily damaged goods receive higher freight classes.

Freight Class Range and Rate Impact

Class 50 (the lowest — dense, durable, easy-to-handle goods like bricks or metal parts) is the least expensive to ship per hundredweight. Class 500 (the highest — low-density, high-value, or unusually shaped freight) is the most expensive. Moving a commodity from Class 100 to Class 70 through proper density-based classification or NMFC reclassification can reduce LTL freight costs by 20-35%.

Freight Class Disputes and Inspection

LTL carriers can inspect shipments and reclassify them if the declared class doesn’t match the actual commodity or dimensions. A carrier-initiated reclass — often called a “freight bill correction” — can significantly increase the billed amount after delivery. Accurate upfront classification, backed by NMFC item numbers, is the best defense against unexpected reclass charges.

Freight collect (also called collect shipping or bill consignee) is a billing arrangement in which the consignee (receiver) pays the transportation charges rather than the shipper. The carrier delivers the freight and invoices the consignee’s account directly. Freight collect is the opposite of prepaid shipping, where the shipper pays freight costs before or at the time of shipment.

When Freight Collect Is Used

Freight collect arrangements are common when: the buyer has negotiated better carrier rates than the seller and wants their own rates applied to inbound shipments, the Incoterms in the sale contract place freight cost responsibility on the buyer (e.g., FOB Origin, EXW), a retailer wants to control inbound freight costs through a preferred carrier routing guide, or a 3PL manages freight spend for their client and bills through a central account.

Freight Collect Surcharges and Risks

Some carriers apply a collect billing surcharge — typically a percentage of the transportation charge — when freight is billed to the consignee rather than the shipper. Shippers should confirm the consignee has an active, in-good-standing carrier account before tendering freight collect. If the consignee’s account is suspended or refuses the charge, the carrier may attempt to bill the shipper, creating an unexpected cost and dispute.

A freight forwarder is an intermediary company that organizes shipments on behalf of shippers, coordinating the movement of goods from origin to destination using one or more carriers. Freight forwarders do not typically own the planes, ships, or trucks they book — instead, they act as agents who negotiate space and rates with carriers and manage the complex documentation required for domestic and international freight.

What Freight Forwarders Do

• Book cargo space with airlines, ocean carriers, rail, and trucking companies
• Prepare and process international shipping documentation (commercial invoices, bills of lading, certificates of origin)
• Arrange customs clearance and coordinate with customs brokers
• Consolidate smaller shipments (LCL — less than container load) to reduce costs for shippers who cannot fill a full container
• Provide cargo tracking and visibility throughout the journey
• Arrange cargo insurance

Freight Forwarder vs. Customs Broker

A customs broker specializes specifically in clearing goods through customs — filing declarations, paying duties, and ensuring compliance. A freight forwarder manages the broader transportation process and often works with a customs broker as part of the service. Many freight forwarding companies are also licensed as customs brokers, offering both services under one roof.

When to Use a Freight Forwarder

For shippers moving goods internationally — especially those new to international trade — a freight forwarder provides expertise that prevents costly documentation errors, customs delays, and compliance violations. Even experienced international shippers often use freight forwarders for complex multi-modal shipments or markets where local regulatory knowledge is essential.

Freight All Kinds (FAK) is a carrier pricing arrangement in which multiple different commodities with different freight classes are billed at a single agreed freight class, regardless of the actual NMFC classification of the individual items. FAK arrangements simplify billing for shippers who move diverse product mixes by eliminating class-by-class rating — everything ships at one negotiated rate.

How FAK Works

A shipper who ships 15 different product types — ranging from Class 55 heavy machinery parts to Class 150 electronics — might negotiate an FAK rate of Class 70 for all commodities. Instead of rating each product at its specific freight class (resulting in complex invoices and disputes), every shipment is billed at Class 70 regardless of what’s inside the box. This benefits both shipper (predictable costs) and carrier (reduced rating complexity and disputes).

FAK Negotiations

FAK rates are negotiated based on the actual commodity mix the shipper moves. Carriers analyze the shipper’s historical freight class distribution to determine what single FAK class fairly represents the blend. Shippers with a mix weighted toward high-density, low-class freight typically negotiate favorable FAK rates. High-volume shippers with diverse product catalogs gain the most from FAK — it reduces invoice disputes, simplifies freight cost allocation, and speeds carrier billing reconciliation.

A fuel surcharge is a variable fee added to base shipping rates by carriers to recover the cost of fuel, which fluctuates with market conditions. Rather than repricing base rates every time fuel costs change, carriers adjust the fuel surcharge weekly or monthly based on a fuel price index — most commonly the U.S. Department of Energy’s (DOE) weekly retail diesel price for ground shipments, or jet fuel price indexes for air shipments.

How Fuel Surcharges Are Calculated

Carriers publish fuel surcharge tables that map DOE diesel or jet fuel price ranges to a surcharge percentage. The surcharge is applied as a percentage of the base transportation charge. For example, if the base rate on a shipment is $50 and the current fuel surcharge is 22%, the fuel surcharge adds $11, bringing the total to $61 before other accessorials.

Fuel Surcharge Rates by Carrier and Mode

• UPS and FedEx ground: Fuel surcharges typically range from 10-30%+ of base rates, varying week-to-week. Both carriers publish weekly rates on their websites, adjusted based on the prior week’s DOE diesel price.
• LTL carriers: Also use DOE diesel index but may apply surcharges differently by carrier.
• Air freight: Higher base fuel surcharges reflecting jet fuel costs; may also include security and other surcharges as line items.

Fuel Surcharges in Carrier Contract Negotiations

Fuel surcharges are one of the most significant negotiable elements of a carrier contract. Carriers publish “street rate” fuel surcharge tables, but high-volume shippers can negotiate discounts off these tables, caps on maximum fuel surcharge rates, or fuel surcharge freeze provisions. Because fuel surcharges compound on top of base rates — and base rates increase annually via General Rate Increases (GRIs) — negotiating fuel surcharge terms is as important as negotiating base rate discounts for managing total shipping cost.

Fuel Surcharge Monitoring

For shippers tracking cost-per-shipment over time, fuel surcharge changes are a major variable. Integrating carrier fuel surcharge data into freight spend analytics allows precise attribution of cost changes to fuel versus rate versus volume factors — essential for accurate budgeting and carrier performance reporting.

Girth is the measurement around a package at its widest cross-section, perpendicular to the length. For a rectangular package, girth is calculated as: Girth = 2 × Width + 2 × Height. Carriers use girth in combination with length to determine whether a package qualifies for large package or oversize surcharges: Combined Size = Length + Girth.

When a package’s combined size (length + girth) exceeds 130 inches, UPS and FedEx apply a large package surcharge. When combined size exceeds 165 inches, the package may be classified as unauthorized — triggering even larger fees or service refusal. For example, a package measuring 50″ L × 25″ W × 20″ H has a girth of 2(25) + 2(20) = 90 inches, and a combined size of 50 + 90 = 140 inches — which triggers the large package surcharge. Keeping combined size under 130 inches is the key dimensional target for avoiding the most significant parcel oversize fees.

A grace period in shipping contracts is a defined window of time during which a party can fulfill an obligation — such as a payment, volume commitment, or contract renewal — without incurring penalties, even if the technical deadline has passed. Grace periods provide a buffer that accounts for processing delays, administrative timelines, and good-faith compliance efforts, allowing both carriers and shippers to maintain productive long-term relationships.

Grace Periods in Carrier Contracts

Common applications of grace periods in carrier agreements include:

• Volume commitment shortfalls: A carrier may grant a grace period (e.g., 60–90 days into the next contract year) before assessing shortfall penalties if a shipper falls below their minimum commitment at year-end.
• Contract renewal: A grace period after the contract expiration date during which the prior contract terms continue to apply while renewal negotiations are completed — preventing a gap in contracted rates.
• Payment terms: A grace period after the due date for carrier invoices before late payment fees apply.

Grace Periods and Free Time for Containers

In ocean freight, “free time” at port terminals functions similarly to a grace period — it’s the number of days an importer has to pick up a container from the terminal before demurrage charges begin. Negotiating longer free time at destination ports is a form of grace period negotiation that directly reduces demurrage risk for importers.

Gross weight is the total weight of a shipment including all packaging materials, pallets, and any protective materials — the complete weight as it would be measured on a carrier’s scale. Gross weight contrasts with net weight, which is the weight of the goods themselves without any packaging. Carriers bill based on gross weight (or dimensional weight, whichever is higher) because the entire package — including packaging — occupies space and must be handled in transit.

Gross Weight vs. Net Weight in Customs

Both gross weight and net weight appear on international shipping documentation. The commercial invoice and packing list typically declare both. Customs authorities may use net weight for duty calculations on commodities where duty is assessed by weight (rather than by value), while gross weight is used for statistical reporting and transport documentation.

Gross Weight in LTL Freight

LTL carriers rate shipments based on gross weight. For palletized freight, gross weight includes the pallet itself (a standard wooden pallet weighs 40–65 lbs). Shippers declaring pallet weights that don’t account for the pallet’s own weight will be reweighed and billed correctly by the carrier. Using lighter alternative pallets (plastic, composite) where possible reduces the dead weight included in gross weight billing.

A Guaranteed Service Refund (GSR) — also called a money-back guarantee — is a carrier policy that entitles shippers to a full refund of shipping charges when a package is delivered late relative to the carrier’s published transit time commitment. UPS and FedEx both offer money-back guarantees on most of their time-definite services, though the scope of the guarantee, the process for filing claims, and exceptions (such as weather-related delays) vary by carrier and service level.

Which Services Are Covered

GSR typically applies to premium time-definite services: Next Day Air/Overnight, 2-Day Air, and Express services. Ground service money-back guarantees have more limited application and may be suspended or eliminated during peak seasons. Shippers should verify current GSR terms in their carrier contracts — carriers have periodically suspended or modified guarantees, including during the COVID-19 pandemic and peak holiday periods.

How to File for a GSR Refund

Filing requirements vary by carrier but generally involve:

1. Identifying late deliveries by comparing actual delivery timestamps against service commitment windows
2. Submitting a refund request within the carrier’s claim window (typically 15-30 days from the invoice date)
3. Providing the tracking number and shipment details

Manual GSR filing is time-consuming for high-volume shippers. Automated parcel audit programs systematically identify all eligible late deliveries and file refund requests against every qualifying shipment — often recovering 1-3% of total parcel spend.

GSR Exceptions and Suspensions

Carriers exempt GSR refunds for delays caused by: incorrect or incomplete addresses, weather events declared force majeure, customs clearance delays, shipper-requested holds, and mechanical failures meeting certain criteria. Carriers also reserve the right to temporarily suspend GSR during peak periods. Monitoring carrier GSR suspension notices — and adjusting service level selection accordingly — is part of proactive carrier management.

Hazardous materials (hazmat) are substances or articles that pose a risk to health, safety, property, or the environment during transport. Regulatory agencies — including the U.S. Department of Transportation (DOT), the International Air Transport Association (IATA), and the International Maritime Organization (IMO) — define hazardous materials classifications and impose strict requirements for packaging, labeling, documentation, and carrier handling.

Hazardous Materials Classifications

The DOT classifies hazardous materials into nine classes:

• Class 1: Explosives
• Class 2: Gases (flammable, non-flammable, toxic)
• Class 3: Flammable and combustible liquids
• Class 4: Flammable solids, spontaneously combustible materials, and materials dangerous when wet
• Class 5: Oxidizers and organic peroxides
• Class 6: Toxic and infectious substances
• Class 7: Radioactive materials
• Class 8: Corrosives
• Class 9: Miscellaneous hazardous materials (includes lithium batteries, dry ice, magnetized materials)

Hazmat Shipping Requirements

Shipping hazardous materials requires: proper UN-specification packaging tested and certified for the specific hazard class, standardized labeling and placarding, a shipper’s declaration (for air) or hazardous materials shipping paper (for ground), and in many cases, trained and certified shipping personnel. Carriers charge hazardous materials surcharges — typically $40-$70 or more per package for parcel carriers.

Lithium Batteries as Hazmat

One of the most commonly misunderstood hazmat categories for e-commerce shippers is lithium batteries. Standalone lithium-ion or lithium metal batteries — and many products containing them (laptops, power tools, e-bikes) — are classified as Class 9 hazardous materials. Air shipments of lithium battery products are subject to IATA regulations with strict quantity limits, packaging requirements, and declaration obligations.

Height is the top-to-bottom measurement of a package or shipment when positioned for shipping, measured in inches (domestic U.S.) or centimeters (metric). Together with length and width, height is one of the three dimensions used to calculate a package’s volume and dimensional weight for carrier billing.

For parcel carriers, height is typically the shortest of the three dimensions — the package rests on its largest flat surface (length × width), with height being the vertical measurement from base to top. Carriers measure height at the tallest point. The dimensional weight formula uses all three measurements: Length × Width × Height ÷ DIM factor. Reducing package height — by eliminating unnecessary vertical space with tighter cushioning or lower-profile packaging — is one practical way to reduce dimensional weight billing.

Hub-and-spoke is a distribution network design in which a central hub facility (or multiple hubs) connects to many smaller spoke locations. All freight flows through the hub, which consolidates and sorts shipments before dispatching them outward to final destinations. This model, borrowed from airline network design, is the foundational operating model for UPS, FedEx, and most major parcel and LTL carriers.

How Hub-and-Spoke Networks Work

In a parcel carrier’s hub-and-spoke network:

1. Local pickup drivers collect packages from shippers and deliver them to the nearest sorting facility (a spoke).
2. Packages are sorted at the spoke by destination and loaded onto linehaul trucks or planes heading to the regional or national hub.
3. At the hub, packages are sorted again by destination ZIP code or zone and loaded onto outbound linehaul vehicles.
4. Packages travel to destination spokes, where local delivery drivers take them to final addresses.

Advantages of Hub-and-Spoke

• Enables nationwide coverage without point-to-point routing between every origin and destination pair
• Consolidates volume at hubs to fill trucks and aircraft efficiently
• Allows carriers to offer consistent, predictable transit times across their network
• Reduces total route mileage compared to direct routing for sparse origin-destination pairs

Hub-and-Spoke and Transit Times

Understanding how a carrier’s hub-and-spoke network operates helps shippers interpret transit time guarantees. Packages generally move fastest when the origin and destination are in the same hub zone. Long-distance shipments that must pass through multiple hubs — or that ship from a low-density spoke — are more likely to experience transit time variability. Zone mapping and hub location analysis inform carrier selection and distribution center siting decisions.

An import is the process of bringing goods into a country from a foreign origin for commercial purposes. When goods cross an international border into a country, they become imports subject to customs clearance, import duty assessment, and compliance with the destination country’s import regulations. The party responsible for completing the import process is called the importer of record.

Importing requires: filing the appropriate customs entry documentation (in the U.S., a CBP Form 3461 for informal entry or CF-7501 for formal entry), paying applicable import duties and taxes, and complying with agency requirements beyond CBP (FDA for food and drugs, EPA for vehicles and chemicals, USDA for agricultural products, etc.). Most commercial importers work with a licensed customs broker to manage the compliance and documentation requirements. Customs authorities release cleared goods into domestic commerce after all requirements are satisfied.

Interline shipping refers to a freight arrangement where a single shipment is handled by two or more different carriers during its transit, with a formal interline agreement governing the transfer of the freight and revenue sharing between the participating carriers. Unlike a single-carrier shipment, an interline shipment moves through handoffs between different carrier networks to reach its final destination.

Why Interline Arrangements Exist

No single carrier operates everywhere. When a shipper needs service to a location outside a carrier’s own network, the carrier may arrange an interline transfer with another carrier that serves the destination. This allows carriers to offer broader geographic coverage than their own network supports, while shippers benefit from a single bill of lading and one point of contact for the shipment.

Interline in LTL Freight

In LTL freight, interline is common for shipments to remote areas not served by major national carriers. The origin carrier accepts the freight and provides a through bill of lading, then transfers the shipment to a partner carrier at an agreed junction point. Interline transfers add handling events — increasing the probability of transit damage or delay — which is why carriers typically prefer direct service when available and reserve interline for points outside their network.

Intermodal shipping refers to the transportation of cargo using two or more modes of transport — most commonly a combination of rail, truck, and sometimes ocean or air — within a single shipment, using standardized containers that transfer between modes without unpacking the contents. The defining feature of intermodal is that the freight container itself moves between transport modes, eliminating the need to handle individual goods at each transfer point.

How Intermodal Shipping Works

1. A shipper loads freight into an ISO-standard shipping container (typically 20-foot or 40-foot) or a domestic 53-foot trailer.
2. A drayage truck (local carrier) moves the container from the shipper’s facility to a rail intermodal terminal.
3. The container is lifted onto a rail flatcar and transported long-distance by train.
4. At the destination terminal, a drayage truck picks up the container and delivers it to the consignee.

Intermodal vs. Over-the-Road Truckload

Intermodal typically costs 10-25% less than over-the-road truckload for long-distance lanes (1,000+ miles), because rail transportation is significantly more fuel-efficient than trucking. The trade-off is transit time: intermodal adds 1-2 days compared to direct truck service on the same lane. For shippers with flexible transit requirements and lane densities that align with rail networks, intermodal delivers meaningful cost savings.

Intermodal and Carrier Contracts

Major carriers like UPS and FedEx operate intermodal networks for portions of their ground parcel service. Understanding when your parcel shipments move via intermodal rail vs. direct truck — and how that affects transit commitments — is important context when reviewing carrier service guarantees and guaranteed service refund eligibility.

Kitting is the process of assembling individual items or components into a ready-to-ship kit or bundle — packaging multiple SKUs together into a single unit for fulfillment. A kit might be a gift set (shampoo + conditioner + soap), a subscription box (assorted food products), or a product bundle (laptop + mouse + charger). Kitting is performed in warehouses or fulfillment centers either pre-packaged (items bundled before storage) or at pick/pack time (assembled per order).

Kitting vs. Assembly

Kitting typically involves bundling finished goods without any transformation — you’re combining existing products into a new SKU without altering the items themselves. Assembly involves a manufacturing step — modifying or building components into a new product. In fulfillment operations, the line between kitting and light assembly can blur: affixing custom labels, inserting promotional materials, or bundling with branded packaging elements may be considered light assembly. Both kitting and assembly are value-added services offered by 3PLs.

Kitting and Shipping Economics

Proper kitting can reduce per-unit shipping costs by combining multiple products into a single package — one set of carrier fees versus multiple individual shipments. The kitted package’s dimensional weight and packaging efficiency determines whether bundling produces shipping savings or creates dimensional weight penalties that offset the consolidation benefit.

A shipping label is the primary identification document affixed to a package that enables carriers to sort, route, and deliver it to the correct destination. Shipping labels contain machine-readable barcodes or QR codes that allow automated sortation systems to scan and route packages at high speed through carrier hubs. Labels are generated by shippers through carrier systems, multi-carrier shipping platforms, or e-commerce platform integrations and typically must be affixed to the largest flat surface of the package.

What a Shipping Label Contains

• Sender name and address
• Recipient name and address
• Carrier-assigned tracking number (1D barcode and human-readable)
• Service level (Ground, 2-Day Air, etc.)
• Routing code (carrier’s internal routing identifier)
• Zone and postage amount
• Special instructions (signature required, fragile, hazmat indicators)

Label quality directly affects delivery reliability — damaged, faded, or improperly placed labels cause scan failures that delay packages. Labels should be printed at a minimum of 300 DPI and protected from moisture and abrasion during transit.

Lading refers to the cargo or freight that a vessel, truck, or other carrier is transporting — the goods loaded for shipment. The term is most commonly encountered in the phrase “bill of lading” (BOL), which is the primary shipping document issued by a carrier describing the lading it has received and agreed to transport. A bill of lading is simultaneously a receipt for the lading, a contract of carriage, and (when negotiable) a document of title for the goods.

The word lading derives from the Old English “hladan” (to load) and has been used in maritime commerce since the 15th century. In modern usage, “lading” alone is rarely used without “bill of” preceding it — the standalone term appears primarily in legal and regulatory contexts referencing the Carmack Amendment (which governs carrier liability for loss of lading in domestic U.S. transportation) and in maritime law.

A Large Package Surcharge (also called Oversize Surcharge) is an accessorial fee charged by parcel carriers — primarily UPS and FedEx — when a package exceeds certain dimensional thresholds that make it too large for standard automated processing. Large packages require special handling and take up disproportionate space in carrier vehicles, justifying a premium surcharge that can range from $30 to $110+ per package.

Large Package Surcharge Thresholds

Both UPS and FedEx publish specific dimensional criteria that trigger the large package surcharge. The threshold is typically defined by combined length and girth:

Girth = 2 × (width + height)

Combined = Length + Girth

When combined length and girth exceeds 130 inches (or 165 inches for the highest surcharge tier), the large package surcharge applies. Additionally, packages with a length exceeding 96 inches may trigger the surcharge regardless of girth. These thresholds change periodically — check current carrier rate schedules for exact values.

Large Package vs. Unauthorized Package

Packages that exceed the maximum size limits for a carrier’s service (typically 165″ combined length + girth, or 150 lbs) are classified as “unauthorized” or “over maximum limits” and incur even steeper surcharges — often $900+ per package for UPS and FedEx unauthorized package fees. Understanding exactly where your packages fall relative to these thresholds is essential before choosing parcel vs. LTL for large items.

Reducing Large Package Surcharge Costs

Strategies include redesigning packaging to reduce dimensions below threshold, switching large items to LTL freight service (which doesn’t apply the same surcharges), or negotiating large package surcharge discounts in carrier contracts based on volume of oversized shipments. For regularly shipped large items, a detailed cost comparison of parcel vs. LTL economics often reveals that LTL is substantially cheaper once all surcharges are factored in.

Last mile delivery refers to the final leg of a shipment’s journey — from a distribution hub or carrier facility to the end customer’s door. Despite covering the shortest geographic distance, the last mile is typically the most expensive, time-intensive, and complex segment of the entire supply chain, accounting for 40-53% of total shipping costs in many analyses.

Why Last Mile Is So Expensive

Last mile costs are high because deliveries are geographically dispersed — a single driver may make 100+ stops in a single route, covering many miles between deliveries. Factors that drive up last mile cost include:

• Failed delivery attempts: When no one is home to receive a package, the carrier must reattempt delivery or hold for pickup — adding cost without revenue.
• Residential surcharges: Carriers charge premium rates for deliveries to residential addresses vs. commercial locations.
• Delivery area surcharges: Additional fees apply for deliveries to rural or extended areas far from carrier hubs.
• Route density: Low-density areas require more miles driven per stop, increasing cost per delivery.

Last Mile Carrier Options

Major parcel carriers (UPS, FedEx, USPS) handle the vast majority of e-commerce last mile delivery. Regional carriers (LSO, OnTrac, Spee-Dee, LaserShip/Axlehire) can offer competitive rates in their service areas. USPS-final-mile programs — such as FedEx SmartPost and UPS SurePost — inject parcels into the postal system for final delivery at lower cost but with longer transit times.

Optimizing Last Mile Costs

Strategies to reduce last mile costs include: carrier mix optimization (matching carrier to geography and service need), zone skipping (shipping inventory closer to end customers to reduce zone-based pricing), delivery density improvement (batching deliveries by address proximity), and delivery time window narrowing (reducing failed delivery attempts through customer notification and scheduling).

Length is the longest measurement of a package or shipment, typically measured in inches (domestic U.S.) or centimeters (metric). In standard parcel measurement, length is always the longest side, width is the second-longest, and height is the shortest. All three dimensions — length, width, and height — are used together to calculate dimensional weight, and length is also used in determining girth for size threshold calculations.

For parcel carriers, length is critical in determining surcharge eligibility: packages whose length exceeds certain thresholds (typically 96 inches or combined length + girth exceeding 130 or 165 inches) may trigger additional handling or large package surcharges. Minimizing package length — when product dimensions allow — is the most impactful packaging change for avoiding oversized surcharges.

A loading dock is a bay or platform at a warehouse, distribution center, or commercial building where trucks back up to transfer freight. The dock provides a work surface at truck-bed height, enabling forklifts, pallet jacks, and workers to efficiently load and unload cargo without ramps or manual lifting over the truck’s tailgate.

Loading Dock Equipment

• Dock leveler: A hydraulic or mechanical plate that bridges the gap and height difference between the dock floor and the truck bed, accommodating trucks of different heights.
• Dock seal/shelter: A foam or fabric barrier around the dock door opening that seals the gap between the truck and building, protecting cargo from weather.
• Dock lock/vehicle restraint: A safety device that prevents the truck from accidentally pulling away while workers are inside.
• Dock light: Provides illumination inside the trailer for safe loading and unloading.

Loading Dock and LTL Freight

For LTL and truckload shipments, having a dock-height receiving area is the baseline assumption for standard carrier rates. Carriers charge a no-dock surcharge (sometimes called a “liftgate fee”) when delivering to locations without a loading dock — meaning the driver must use a liftgate to lower freight from truck height to ground level. For frequent LTL receivers, the absence of a loading dock can add $50-$150 or more per delivery in accessorial charges.

Dock Scheduling and Freight Efficiency

High-volume shipping operations use dock scheduling software to manage appointment times for inbound and outbound trucks, reducing driver wait times, detention charges, and congestion. Carriers may charge detention fees when trucks wait beyond the free time allowance at a dock — a cost that scales quickly in high-volume operations.

What Is LTL Freight?

LTL (Less Than Truckload) freight shipping is a method of transporting cargo that does not fill an entire truck trailer. In LTL shipping, multiple shippers’ goods share space on the same trailer — each shipper pays only for the portion of the truck their freight occupies. This makes LTL cost-effective for shipments too large for parcel carriers (typically over 150 lbs) but not large enough to warrant a full dedicated truckload.

LTL is the standard shipping method for palletized freight, manufacturing components, and B2B shipments in the 150 to 10,000 lb range. Major LTL carriers in the United States include XPO Logistics, Old Dominion Freight Line (ODFL), ABF Freight, Estes Express, and UPS Freight.

LTL vs. Truckload (FTL): Key Differences

Truckload (FTL) freight means a single shipper contracts the entire truck for one shipment. The truck travels directly from origin to destination without stops to pick up or drop off other freight.

• LTL shipment size: 150 lbs to approximately 10,000 lbs (1 to 6 pallets)
• Truckload size: 10,000 lbs+ or full trailer
• LTL pricing basis: Per hundred weight (CWT) times freight class
• Truckload pricing: Per mile or flat rate
• LTL transit time: 2 to 5 days typical (multiple terminal stops)
• Truckload transit: 1 to 3 days typical (direct delivery)
• LTL handling: Freight handled at multiple terminals, higher damage risk
• Truckload handling: Loaded once, unloaded once, lower damage risk

Freight Class (NMFC)

Freight class is an LTL pricing classification system established by the National Motor Freight Traffic Association (NMFTA) and codified in the National Motor Freight Classification (NMFC). There are 18 freight classes ranging from Class 50 (cheapest) to Class 500 (most expensive).

Freight class is determined by four factors: density (weight per cubic foot), stowability (how easily it loads), handling (fragility or special equipment needed), and liability (value and risk of damage or theft). Dense, easy-to-handle freight earns lower classes; light, bulky, or fragile freight earns higher classes.

Misclassification leads to carrier-applied reclassifications and unexpected additional charges. Working with a logistics consultant to review your NMFC classifications can reduce reclassification fees significantly.

CWT (Hundredweight) and MWT (Multiweight) Pricing

CWT (hundredweight) pricing is the standard rate structure in LTL shipping. The base rate is expressed as a price per 100 lbs of freight. A 500 lb shipment at $25.00/CWT costs $125.00 before accessorials. CWT rates vary by freight class, lane (origin/destination pair), and negotiated carrier discount.

MWT (Multiweight) pricing applies when multiple LTL shipments moving on the same day to the same destination are combined and rated as a single shipment. This can reduce per-unit shipping costs significantly when a shipper regularly sends multiple pallets to the same consignee on the same day. MWT is a negotiated contract provision, not available by default.

Bill of Lading (BOL)

The Bill of Lading (BOL) is the primary shipping document in freight transportation. It serves three functions: a contract of carriage between the shipper and carrier, a receipt confirming the carrier picked up the freight, and a document of title for the goods being shipped.

A properly completed BOL includes: shipper and consignee information, origin and destination addresses, freight description (commodity, NMFC class, number of pieces, weight), special handling instructions, and payment terms (prepaid or collect). Errors on a BOL can lead to delivery delays, mis-rating, and disputes over damage claims.

Freight Forwarder

A freight forwarder is an intermediary that arranges the transportation of freight on behalf of a shipper. Freight forwarders do not typically own trucks or aircraft — instead, they contract with carriers, consolidate smaller shipments, and manage the logistics of moving freight from origin to destination. They provide value through carrier relationships, rate access, and documentation expertise, especially for international shipments requiring customs clearance.

Pallet vs. Skid

These terms are often used interchangeably, but there is a structural difference:

• Pallet: A flat transport structure with both a top deck (where freight sits) and a bottom deck (allowing four-way forklift entry). Standard North American pallet dimensions are 48″ x 40″.
• Skid: A similar structure with only a top deck — no bottom deck. Skids are cheaper and easier to drag, making them practical for heavy machinery that does not need to be lifted from below. Skids only allow two-way forklift entry.

Loading Dock Requirements

A loading dock is a raised platform that aligns with the height of a truck trailer (typically 48″ to 52″), allowing freight to be rolled or forked directly from the dock into the trailer. LTL carriers assume dock availability at both pickup and delivery locations and price their rates accordingly.

Shipments requiring liftgate service (a hydraulic platform that lowers freight to ground level) incur additional liftgate fees, typically $50 to $100+ each. Shippers without docks should communicate this when booking LTL shipments to avoid delivery failures and unexpected charges.

Intermodal Freight

Intermodal freight uses two or more transportation modes — typically truck and rail — for a single shipment, with the freight staying in the same container throughout. Intermodal is most cost-effective for long-haul domestic shipments (1,000+ miles) where rail’s lower cost per mile offsets the time required for terminal transfers. Intermodal transit times are typically 1 to 3 days longer than truckload for comparable lanes, but rates can be 10 to 20% lower on high-volume lanes.

Freight Collect vs. Prepaid

• Prepaid: The shipper pays transportation charges at the time of shipment. The most common arrangement for standard commercial shipping.
• Freight Collect: The consignee (receiver) is responsible for paying transportation charges upon delivery. Common in vendor compliance programs where retailers require suppliers to ship on the retailer’s account.

FAK (Freight All Kinds)

FAK (Freight All Kinds) is a negotiated contract provision where multiple freight classes are rated as a single, agreed-upon class regardless of actual commodity classification. FAK agreements simplify billing and reduce reclassification risk. For example, a shipper might negotiate a FAK agreement where all shipments are rated at Class 70, regardless of whether individual items would normally rate at Class 85 or Class 100.

How Shipware Optimizes LTL Contracts

LTL contracts are highly negotiable, but most shippers lack the market data and carrier relationship leverage to extract optimal terms. Shipware’s LTL contract optimization service brings former carrier pricing executives to your negotiations, with benchmarking data across hundreds of LTL lanes and shipper profiles.

We analyze your current freight class distribution, lane mix, carrier discounts, and accessorial exposure to identify specific contract improvements. Our clients typically achieve 15 to 25% LTL cost reductions without changing carriers or service levels.

Request a free LTL cost analysis to see what better contract terms could mean for your freight spend. Explore our shipping optimization solutions or return to the full shipping glossary.

A shipping manifest is a document that lists all of the shipments included in a single carrier pickup, truck, or vessel — providing a comprehensive inventory of everything being transported. For parcel carriers, a manifest is an end-of-day summary of all packages tendered to the carrier, typically transmitted electronically. For LTL and truckload, a manifest or bill of lading summary lists all freight on a specific truck or load. For ocean freight, a cargo manifest lists every shipment in a vessel’s cargo hold.

Electronic Manifest in Parcel Shipping

When shippers create shipping labels through a carrier system or multi-carrier shipping platform, they generate an electronic manifest — a data file confirming all packages tendered. Submitting an end-of-day manifest closes out the shipping day, signals to the carrier that the labeled packages are ready for pickup, and ensures each package is tracked in the carrier’s system from the moment it is tendered. Failure to manifest can result in packages being processed as late or unaccounted.

Customs Manifest Requirements

For international ocean shipments, the cargo manifest is a customs-required document listing all cargo on the vessel, submitted to customs authorities at each port of call. It enables authorities to account for all goods entering or transiting through a port and is distinct from individual shipment documents like the bill of lading. Carriers are legally responsible for accurate manifesting of vessel cargo.

A minimum charge is the lowest shipping fee a carrier will bill for a single shipment, regardless of how low the actual calculated freight rate would be for that package’s weight, dimensions, and zone. If the rate calculation for a very small, light, or short-distance package produces a rate below the carrier’s minimum, the minimum charge applies instead. Minimum charges exist because carriers incur fixed costs per shipment — pickup, processing, delivery — that don’t scale down to zero even for tiny packages.

How Minimum Charges Apply

For parcel carriers, minimum charges are typically built into zone-based rate tables — the minimum rate for Zone 2 ground service sets a floor below which no shipment can be billed, regardless of weight. For LTL, minimum charges are defined in cents per CWT or as an absolute dollar amount; a 50-lb shipment might produce a calculated rate of $15, but if the carrier’s minimum is $35, the minimum applies.

Minimum Charges in Carrier Negotiations

Minimum charges are negotiable. High-volume shippers with predictable freight profiles can negotiate reductions in minimum charge rates as part of carrier contract discussions. For shippers with a high proportion of very small packages — where minimums frequently apply — negotiating minimum charge terms can produce meaningful per-package savings that don’t show up in standard rate discount negotiations.

A minimum commitment (also called a revenue commitment or volume commitment) is a contractual obligation in a carrier agreement requiring the shipper to generate at least a specified amount of shipping revenue or volume with that carrier during the contract period. Carriers use minimum commitments to ensure the volume that justified the negotiated discount rates actually materializes — protecting their revenue and capacity planning.

How Minimum Commitments Work

A carrier contract might specify: “Shipper commits to $2 million in annual net revenue with Carrier.” If the shipper’s actual spend falls below $2 million, the carrier may: charge a shortfall penalty (the difference between actual spend and commitment), retroactively recalculate the discount tiers that should have applied to lower-volume tiers, or both. Minimum commitments are typically measured and trued up annually.

Negotiating Minimum Commitments

Minimum commitments should be set at a level the shipper is highly confident they can achieve, with a reasonable buffer. Setting commitments 10–15% below realistic volume forecasts reduces exposure to shortfall penalties during periods of business slowdown. Shippers should also negotiate: longer cure periods before shortfall penalties apply, the right to offset commitment shortfalls against other service volume, and clear definitions of what shipping activity counts toward the commitment.

A money-back guarantee in shipping (also called a Guaranteed Service Refund or GSR) is a carrier policy that entitles shippers to a full refund of freight charges when a package is delivered late relative to the carrier’s published transit time commitment. UPS and FedEx both offer money-back guarantees on most time-definite services — Next Day Air, 2-Day Air, and equivalent express services — though the exact terms, qualifying conditions, and filing procedures vary by carrier and service type.

Which Services Qualify

Money-back guarantees typically cover: overnight and next-day air services, 2-day and 3-day air services, and some express ground services. Standard ground service guarantees are more limited and have been temporarily suspended by carriers during peak seasons and periods of network disruption (such as COVID-19). Always verify current guarantee status in the carrier’s current service guide, as guarantees can be suspended with limited notice.

Filing for a Refund

Shippers must file within the carrier’s claim window (typically 15–30 days from the invoice date) providing the tracking number and evidence of late delivery. For high-volume shippers, manually identifying and filing every eligible refund is impractical — automated freight audit services systematically identify all qualifying late deliveries and file refund requests, typically recovering 1–3% of total parcel spend.

MWT, or Multiweight, is a UPS pricing program that applies a single weight break rate to multiple packages shipped from the same origin to the same destination on the same day. Instead of rating each package individually, the carrier combines the packages’ weights and rates the group at a single, often more favorable, rate tier — similar to how a heavier single package would be rated.

How MWT Works

If a shipper sends 10 packages to the same address on the same day, each weighing 20 lbs, UPS’s Multiweight program might rate all 10 packages as if they were a single 200-lb shipment. Heavier weight tiers often carry lower per-pound or per-package rates, so rating the combined weight can reduce the total shipping cost versus rating each package individually at its 20-lb rate.

MWT vs. LTL

When multiple packages move to the same destination regularly, Multiweight pricing bridges the gap between per-package parcel pricing and full LTL freight economics. For shippers who frequently send multiple packages to the same destination — such as distributors shipping replenishment orders to retail stores — MWT can provide significant savings compared to standard individual package rates without requiring palletization and an LTL freight process.

Net weight is the weight of a product or goods without any packaging, wrapping, containers, or pallets. It is the “pure” weight of the goods themselves. Net weight contrasts with gross weight, which includes all packaging materials. Net weight is important for customs valuation, duty assessment on weight-based commodities, ingredient declarations, and product specifications.

Net Weight in International Shipping

Many countries require both net weight and gross weight to be declared on shipping documentation. For commodities where import duties are assessed on a per-weight basis (rather than ad valorem), the net weight of goods determines the duty owed. Customs may verify declared net weights against physical inspection, particularly for bulk commodities like food, agricultural products, and chemicals where slight discrepancies in declared weight can represent significant duty differences.

Net Weight vs. Shipping Weight

For parcel carrier billing, net weight is not directly relevant — carriers bill based on gross weight (including packaging) or dimensional weight. However, for product database setup and customs compliance, maintaining accurate net weights per SKU ensures correct documentation generation for international shipments and avoids discrepancies that trigger customs scrutiny.

Overage, Short, and Damaged (OS&D) is a freight industry term for discrepancies discovered upon receipt of a shipment. An overage means more items were received than were ordered or listed on the bill of lading. A shortage means fewer items were received than expected. Damaged means goods arrived in a physically compromised state. OS&D discrepancies must be documented and reported promptly to protect the receiver’s rights to make claims against the carrier or seller.

Documenting OS&D at Delivery

When receiving LTL or truckload freight, the consignee should: inspect all cartons and pallets before signing the delivery receipt, note any visible overage, shortage, or damage clearly on the delivery receipt (and have the driver acknowledge the notation if possible), photograph damaged or suspect freight, and contact the carrier immediately to report concealed damage discovered after delivery. Signing a “clear” delivery receipt without inspection can jeopardize the ability to file a successful damage claim.

OS&D Claims Process

OS&D claims are processed through the carrier’s freight claims department. Documentation requirements include: the signed delivery receipt with OS&D notation, the original bill of lading, photos of damaged freight, original purchase invoice or replacement cost documentation. Carriers have defined timelines for responding to and resolving OS&D claims — shippers should follow up within 30 days if no acknowledgment is received.

The Oversize (Large Package) Surcharge is an accessorial fee charged by parcel carriers — primarily UPS and FedEx — when a package exceeds certain dimensional thresholds that make it too large for standard automated sortation and requires special handling. This surcharge is separate from the Additional Handling charge and can add $30 to $110+ per package depending on the carrier and package dimensions.

Oversize vs. Large Package Thresholds

Carriers define thresholds based on combined girth (2× width + 2× height) plus length. When this measurement exceeds approximately 130 inches (UPS/FedEx), the large package surcharge applies. Packages exceeding the maximum size limits — typically 165 inches combined or over 150 lbs — incur an even larger “Unauthorized Package” surcharge, often $900+ per package. The oversize surcharge applies at the 130-inch threshold; the unauthorized surcharge applies when the package exceeds the service’s maximum.

Avoiding Oversize Surcharges

The most effective prevention is right-sizing packaging so that combined dimensions stay below the 130-inch threshold. For products that inherently require large packages — furniture, sporting equipment, large appliances — compare the total parcel cost (including oversize surcharge) against LTL freight costs. Palletizing oversized items and shipping as LTL often costs less than paying the oversize parcel surcharge, even for small quantities.

Packaging in shipping refers to all materials used to enclose, protect, and present goods for transportation — including the primary package (the container touching the product), secondary packaging (outer cartons or boxes), and tertiary packaging (pallets, stretch wrap, and other unitization materials for freight). Effective packaging protects goods through the rigors of transit while minimizing shipping cost by controlling weight, dimensions, and dimensional weight.

Packaging and Shipping Cost

Packaging decisions directly affect per-shipment cost through their impact on dimensional weight. A package that is unnecessarily large — with excessive void space — inflates the dimensional weight calculation, potentially billing 2–3× the actual product weight. Right-sizing packaging to eliminate wasted cubic space is one of the highest-ROI shipping optimizations for parcel shippers. Using lighter weight materials where product protection allows also reduces actual weight billing.

Packaging Standards and Carrier Rules

Carriers have packaging requirements that, if not met, can result in damage claims being denied. UPS and FedEx require that packages withstand normal transit stresses: adequate cushioning for fragile items (minimum 2 inches of cushioning on all sides), corrugated carton minimum burst strength appropriate for package weight, and proper sealing with pressure-sensitive tape. Proper packaging is a shared responsibility — carriers will deny claims for damage caused by inadequate packaging.

A packing list (also called a packing slip) is a document that accompanies a shipment and itemizes every product included in the package. It lists quantities, descriptions, weights, and dimensions for each item, enabling recipients, customs authorities, and carriers to verify that shipment contents match what was ordered or declared.

Packing List vs. Commercial Invoice

These two documents are often confused. A commercial invoice states the monetary value of goods for payment and customs purposes. A packing list describes what is physically in the box — quantities, part numbers, weights — but typically does not include pricing. For international shipments, both documents are required.

What a Packing List Includes

• Shipper and consignee name and address
• Shipment date and purchase order or order number
• Itemized list of products: SKU, description, quantity, unit weight
• Total package weight and dimensions
• Number of cartons or pallets in the shipment
• Country of origin (for international shipments)

Importance for International Shipping

Customs brokers and import authorities use the packing list to verify that declared contents match physical contents. Discrepancies between the packing list and the commercial invoice or the actual shipment can trigger inspections, delays, and fines. A well-prepared packing list is one of the simplest ways to avoid customs clearance issues.

Packing Lists and Freight Auditing

For high-volume shippers, packing list data feeds into freight audit processes. Declared weights and dimensions on the packing list should match carrier-billed weights. When carriers apply a shipping charge correction for weight or dimension discrepancies, comparing the original packing list to the carrier’s billed specs is the first step in disputing the adjustment.

A pallet (also called a skid) is a flat transport structure made of wood, plastic, or composite materials used to consolidate goods into a single unit for efficient loading, transport, and storage. Forklifts and pallet jacks insert their forks into the pallet’s openings to lift and move the entire load. Pallets are the standard unitization method for LTL and truckload freight, warehouse storage, and retail distribution.

Standard Pallet Dimensions

The most common pallet size in North America is the GMA (Grocery Manufacturers Association) standard: 48 inches × 40 inches. This fits efficiently into a 53-foot trailer. Internationally, the ISO standard pallet is 1200mm × 800mm (approximately 47″ × 31.5″), though European pallet dimensions differ from North American standards. Shippers should verify pallet size compatibility with their trading partners and retail customers — some retailers have strict pallet dimension requirements.

Pallet Weight and Shipping Cost

A standard wooden pallet weighs 40–65 lbs. For LTL billing, the pallet’s weight is included in the gross shipment weight — shippers pay to move the pallet itself. Alternative pallet materials (plastic, composite, paper honeycomb) offer lighter weights that can reduce gross weight billing, though typically at higher per-unit cost. Stretch wrapping pallets properly — securing all freight to prevent movement and collapse during transit — reduces damage claims on LTL shipments.

Parcel shipping (also called small package shipping) refers to the transportation of individual packages or boxes that are small enough to be handled by a single person and move through an automated carrier sorting network. Parcel carriers — primarily UPS, FedEx, and USPS — specialize in door-to-door delivery of individual packages, typically weighing 150 lbs or less, using highly automated sortation facilities and last-mile delivery networks.

Parcel vs. LTL vs. Freight

The three primary domestic shipping modes serve different shipment sizes:

• Parcel/small package: Individual packages up to 150 lbs, up to 165″ combined length + girth. Handled individually through automated sortation.
• LTL (Less-Than-Truckload): Freight shipments typically 150 lbs to 15,000 lbs, palletized or skidded, consolidated with other shippers’ freight.
• Truckload: Shipments large enough to fill a trailer — typically 15,000+ lbs or 10+ pallets — booked exclusively for one shipper.

Parcel Carrier Rate Structure

Parcel rates are primarily driven by: zone (distance between origin and destination ZIP codes), weight (actual or dimensional weight, whichever is greater), service level (ground vs. 2-day vs. overnight), and surcharges (fuel surcharge, residential surcharge, delivery area surcharge, etc.). The interaction of these factors makes parcel pricing complex — and presents significant optimization opportunities for high-volume shippers.

Parcel Shipping Cost Optimization

High-volume parcel shippers can reduce per-shipment costs through carrier contract negotiation, dimensional weight optimization, zone skipping, carrier mix optimization (regional carriers vs. nationals), and service level right-sizing. A comprehensive parcel contract audit typically reveals 10-30% in recoverable savings that accrue from carrier rate increases, surcharge inflation, and sub-optimal contract terms over time.

Payment terms in shipping define who pays freight charges and when — the shipper, the consignee, or a third party. They appear on the bill of lading and shipping label and determine which account the carrier invoices for transportation costs.

Standard Payment Term Options

• Prepaid: Shipper pays freight charges. Most common for outbound shipments where the seller covers delivery cost.
• Freight Collect: Consignee pays upon delivery. Used when the buyer has their own carrier account or has agreed to bear freight cost.
• Third-Party Billing: A party other than the shipper or consignee is billed — common for 3PLs managing freight on behalf of clients.

Surcharges Associated with Payment Terms

Third-party billing typically triggers a third-party billing surcharge of 2–3.5% of the transportation charge. Some carriers also apply surcharges to freight collect shipments. When structuring shipping arrangements, account for these additional costs in total freight economics.

Peak season in shipping refers to periods of significantly elevated freight volume that strain carrier network capacity, increase transit time variability, and trigger temporary surcharges. For parcel and retail supply chains, the primary peak season runs from approximately mid-October through January — driven by the holiday shopping surge. Secondary peak periods include back-to-school (July–August) and post-Valentine’s Day / Mother’s Day windows.

Impact of Peak Season on Shipping Costs

During peak season, carriers impose peak surcharges — additional per-package fees stacking on top of base rates, fuel surcharges, and other accessorials. Peak surcharges have expanded significantly in recent years, with carriers applying surcharges earlier in the year and at higher per-package rates. For DTC e-commerce brands, peak season often represents 30–50% of annual shipping volume — making peak surcharge management a critical budget line item.

Planning for Peak Season

Effective peak season shipping management involves: booking carrier capacity commitments early (carriers may cap volume for non-committed shippers during peak), pre-positioning inventory at distribution centers closer to customer concentrations, adjusting service level mix (using more ground vs. express to manage costs), and communicating delivery date windows proactively to customers to manage expectations during longer transit periods.

Peak surcharges are temporary additional fees that parcel carriers — primarily UPS and FedEx — impose during high-volume shipping periods, most notably the holiday season (typically October through January). These surcharges are applied on top of existing base rates, fuel surcharges, and other accessorials, and can add $3 to $30+ per package depending on the package type, service level, and carrier. Peak surcharges have expanded significantly in recent years, both in duration and dollar amount.

Types of Peak Surcharges

• General Peak Surcharge: Broad surcharge applied to all or most packages during the peak period.
• Large Package Peak Surcharge: Additional fee on oversized packages during peak — stacking on top of the standard large package surcharge.
• Ground with Residential Peak Surcharge: Specific to residential ground deliveries during the holiday season.
• Unauthorized Package Peak Surcharge: Applied to packages that exceed size or weight thresholds that disqualify them from standard service — a particularly expensive surcharge category.

Peak Surcharge Timeline and Planning

Carriers typically announce peak surcharge schedules 6-8 weeks before they take effect. For shippers whose annual shipping volume is heavily weighted toward Q4, peak surcharges can represent a disproportionate share of annual carrier spend. Building peak surcharge costs into holiday shipping rate models — and communicating shipping cost increases to customers or internal stakeholders — requires monitoring carrier announcements starting in August each year.

Negotiating Peak Surcharges

Peak surcharges are increasingly negotiable for high-volume shippers, particularly those with consistent year-round volume that provides leverage during contract discussions. Options include: capped peak surcharge rates per package, surcharge waivers above a certain volume threshold, or negotiated exemptions for specific package categories. Treating peak surcharges as a fixed, non-negotiable cost is a common mistake that leaves meaningful savings on the table.

A pickup fee (also called an on-call pickup charge or scheduled pickup fee) is a carrier charge for picking up a package or shipment from the shipper’s location when a regular, pre-scheduled daily pickup is not already in place. High-volume shippers who have regular daily carrier pickups at their facilities pay no per-pickup fee — the pickup is included in their carrier agreement. Occasional shippers who request a specific pickup call pay a pickup fee for the carrier’s driver to route to their location.

Pickup Fees vs. Drop-Offh2>

The most cost-effective way to avoid pickup fees is to drop packages at a carrier’s authorized retail location (UPS Store, FedEx Office, authorized ship center) or a carrier drop box. Pickup fees are most often encountered by small-volume shippers or businesses shipping infrequently. For businesses growing their shipping volume to the point where daily pickups are warranted, negotiating a regular pickup schedule with the carrier — which eliminates per-pickup fees — is a straightforward account management step.

Scheduled vs. On-Call Pickups

Carriers distinguish between scheduled pickups (at a regular time each day, included in carrier agreements above minimum volume thresholds) and on-call pickups (requested as needed, triggering a fee). As shipping volume grows from occasional to daily, transitioning from on-call to scheduled pickup eliminates this recurring per-call charge and provides more reliable service consistency.

A Portfolio Tier Incentive (PTI) is a carrier pricing mechanism — most commonly used by UPS — that bases a shipper’s discount level on their total spend across all UPS services rather than evaluating each service category in isolation. By considering the shipper’s complete “portfolio” of spending (ground, air, international, freight), UPS rewards customers whose total relationship value qualifies them for higher discount tiers, even if no single service category meets a given threshold independently.

How PTI Works

In a PTI structure, the shipper’s total annual spend across all UPS services is aggregated into a portfolio tier. The tier the shipper achieves determines the discount schedule applied across all service categories. A shipper who spends $500K on ground, $200K on 2-day air, and $150K on international reaches a total portfolio of $850K — qualifying for a higher tier than their ground-only volume might suggest. This encourages shippers to consolidate all carrier spend with UPS rather than splitting volumes between multiple carriers.

PTI and Multi-Carrier Strategy

For shippers evaluating multi-carrier strategies, PTI creates a financial incentive toward single-carrier concentration. The discount value of maintaining a high PTI tier can outweigh the rate advantages of using alternative carriers for specific lanes or service types. Modeling the true total cost of multi-carrier vs. single-carrier scenarios — including PTI tier impact — is essential to making an informed carrier mix decision.

Prepaid shipping means the shipper pays all transportation charges at the time of shipment — the sender covers the freight cost rather than billing the receiver. This is the most common payment arrangement for outbound commercial shipping: the seller (shipper) pays to deliver goods to the buyer (consignee). The shipper’s carrier account is billed for all charges including base rate, fuel surcharge, and applicable accessorials.

Prepaid vs. Freight Collect

Prepaid and freight collect are the two primary freight payment arrangements. Prepaid: the shipper’s account is charged — common when the seller bears shipping cost. Freight collect: the consignee’s account is charged upon delivery — used when the buyer has their own preferred carrier rates or when Incoterms allocate freight cost to the buyer. Third-party billing is a third option where a third party’s account is charged.

Prepaid Shipping and Carrier Contracts

When shipping prepaid, the carrier applies the negotiated discounts from the shipper’s carrier account. For shippers with well-negotiated carrier contracts, prepaid shipping typically produces lower net rates than freight collect — where the consignee’s rate structure (which may be less favorable) applies instead. Shippers with superior contract terms often prefer to ship prepaid and include freight cost in product pricing to capture their rate advantage.

Proof of delivery (POD) is documentation that confirms a shipment was delivered to the intended recipient. For parcel carriers, POD typically consists of a timestamped delivery scan record in the carrier’s tracking system, which may include the recipient’s name, signature, and a photo of the delivered package. For LTL and truckload freight, POD is usually a signed copy of the delivery receipt or bill of lading acknowledging receipt of the goods.

Types of Proof of Delivery

• Electronic POD (ePOD): Carrier tracking systems record a delivery scan with timestamp, GPS coordinates, and sometimes a driver-captured photo or digital signature. Accessible via carrier website or API.
• Signature POD: The recipient signs for the package, and the carrier retains the signature record (digital or paper). Required for high-value shipments or those with signature service selected.
• Photo POD: Parcel carriers increasingly capture a photo of the package at the delivery location as confirmation, even without a signature — reducing “delivered but not received” claims.

Proof of Delivery for Claims and Disputes

POD is the primary evidence used to resolve delivery disputes. If a customer claims non-delivery, POD with a delivery scan, address, and (ideally) photo or signature is often sufficient to close the dispute in the shipper’s favor. If the carrier cannot produce POD, the shipper has stronger grounds for a lost package claim.

POD and Invoice Auditing

Proof of delivery data also feeds into freight invoice auditing. Carriers charge for delivery attempts; confirming successful delivery via POD allows shippers to dispute charges for re-delivery attempts that were not actually made. Automated POD retrieval and cross-referencing against carrier invoices is a component of comprehensive freight audit programs.

A residential surcharge is an additional fee charged by parcel carriers — primarily UPS and FedEx — when delivering a package to a residential address rather than a commercial location. Carriers justify this surcharge because residential deliveries are inherently less efficient: homes are geographically dispersed, recipients are often not home requiring re-delivery attempts, and residential areas lack the dense delivery clustering that makes commercial routes economical.

Current Residential Surcharge Rates

Residential surcharges are published by UPS and FedEx in their annual rate schedules and increase with each General Rate Increase (GRI). As of recent rate cycles, residential surcharges for standard ground service have ranged from approximately $5.00 to $6.50+ per package. Rates vary by carrier, service level (ground vs. express), and whether the package triggers additional surcharges (oversized, peak season, etc.).

How Carriers Determine Residential vs. Commercial

Carriers use address classification databases (such as Coding Accuracy Support System — CASS) to determine whether a delivery address is residential or commercial. This classification can sometimes misidentify addresses — a home-based business may be billed as residential even if it functions commercially, or a commercial-zoned address may be classified incorrectly. Shippers can request address reclassification for recurring delivery locations.

Residential Surcharge and B2C Economics

For e-commerce and direct-to-consumer shippers, residential surcharges apply to nearly 100% of their outbound shipments. This makes residential surcharge negotiation a critical component of carrier contract optimization. Volume-based residential surcharge discounts, caps, and waivers are among the most impactful levers available in parcel contract negotiations for DTC brands.

Alternatives to Reduce Residential Surcharge Exposure

Options include: negotiating USPS-final-mile programs (SmartPost, SurePost) that route packages through the postal service for final delivery at lower per-package cost; using regional carriers in specific geographies; or offering customers ship-to-store or PUDO (pick-up/drop-off) point options to convert residential deliveries to commercial stops.

Returns processing is a core component of reverse logistics — the supply chain process for moving goods from end customers back to the manufacturer, retailer, or disposal point. When a customer returns a product, the return creates a logistics event: a return shipping label is generated (either pre-included in the original shipment or provided on-demand), the carrier picks up the return package, and it moves back through the carrier network to the returns processing facility.

For shippers, returns management involves: selecting appropriate return shipping programs (prepaid labels, QR code drop-off, scheduled carrier pickup), designating returns processing locations, establishing disposition workflows (restock, refurbish, liquidate, recycle), and tracking return rates by product category to identify quality or description issues driving returns. See Reverse Logistics for the full overview of this supply chain function.

Reverse logistics refers to the supply chain processes involved in moving products from the end customer back toward the manufacturer, retailer, or disposal point. This includes customer returns, product recalls, repairs and refurbishment, recycling, and end-of-life disposal. Whereas forward logistics moves goods toward the customer, reverse logistics moves them in the opposite direction — and is often more costly and complex per unit than forward fulfillment.

Why Reverse Logistics Matters

E-commerce return rates average 20-30% across categories, with some apparel retailers seeing rates above 40%. Each return generates a shipping cost in both directions — the original outbound shipment and the inbound return — plus inspection, restocking or disposal, and potential refurbishment costs. For high-volume shippers, reverse logistics is not a minor operational footnote; it is a material cost center that can represent 10-15% of total logistics spend.

Returns Shipping Cost Management

Carriers offer prepaid return label programs that allow merchants to include return labels in outbound shipments or generate them on-demand for customers. The merchant typically pays for the return shipment. Negotiating competitive return shipping rates — including favorable zone-based pricing and reduced surcharges for return label programs — is an important part of comprehensive carrier contract management.

Reverse Logistics Operations

• Returns receiving: Processing returned items, inspecting condition, and making disposition decisions (restock, refurbish, liquidate, recycle, or dispose).
• Refurbishment: Restoring returned goods to sellable condition — cleaning, repackaging, repairing.
• Liquidation: Selling returned or excess inventory through secondary market channels at a fraction of retail price.
• Recycling/disposal: Responsible end-of-life handling for products that cannot be resold.

Building a Returns Policy That Protects Margins

The returns policy — including who pays for return shipping, the window for returns, and the condition requirements — directly affects both return volume and cost per return. Balancing customer satisfaction with cost control requires analyzing return rates by product category, root causes of returns, and per-return economics.

A carrier service guide is a comprehensive document published by a freight carrier that details all of their services, service areas, rate structures, surcharges, packaging requirements, prohibited items, claims procedures, and terms and conditions of service. UPS, FedEx, and major LTL carriers publish annual service guides — typically updated each January when new rates take effect. The service guide is the authoritative reference for understanding a carrier’s complete service offering and billing practices.

What’s in a Carrier Service Guide

• Service descriptions: Transit times, service commitments, and delivery windows for each service level
• Rate tables: Zone-based pricing for each weight break and service level
• Surcharge schedules: Fuel surcharge index tables, residential surcharge rates, peak surcharge schedules, and all other accessorial fees
• Packaging requirements: Size limits, weight limits, prohibited items, and packaging standards
• Claims procedures: How to file claims for lost or damaged shipments and applicable timeframes
• Terms and conditions: Carrier liability limits, service guarantee terms, and billing dispute procedures

Using the Service Guide in Contract Negotiations

The service guide establishes baseline published rates from which carrier contracts offer discounts. Understanding the service guide — particularly the surcharge schedules and the conditions under which guarantees apply — is essential context for negotiating carrier agreements and auditing carrier invoices against contracted terms.

Shipment types refer to the primary categories of freight transportation modes used to move goods domestically and internationally. Selecting the right shipment type is one of the foundational decisions in freight management — it determines cost, transit time, reliability, and carrier options.

Primary Domestic Shipment Types

• Parcel / Small Package: Individual packages under ~150 lbs, processed through automated carrier sortation networks (UPS, FedEx, USPS).
• LTL (Less-Than-Truckload): Palletized freight 150 lbs–15,000 lbs, consolidated with other shippers’ freight on shared trailers.
• Truckload (TL): Shipments filling an entire trailer — typically 15,000+ lbs or 10+ pallets — dedicated exclusively to one shipper.
• Intermodal: Freight moving via two or more modes (typically truck + rail) using standardized containers.

International Shipment Types

For international shipments: ocean FCL (full container load), ocean LCL (less than container load, shared containers), air freight (express or standard), and courier (international parcel via DHL, FedEx International, UPS Worldwide).

The shipper (also called the consignor) is the entity that originates a shipment — the party who tenders goods to a carrier for transportation. The shipper’s account number, name, and address appear on the shipping label and bill of lading. In most transactions, the shipper is the seller responsible for arranging and often paying for transportation.

Shipper Responsibilities

• Packaging goods appropriately to protect them during transit
• Accurately declaring weight, dimensions, and contents
• Selecting carrier, service level, and preparing labels
• Complying with carrier rules and regulations (hazmat declarations, export controls)
• Paying transportation charges (unless freight collect or third-party billing applies)
• Filing damage or loss claims within required timeframes

Shipper of Record

The shipper of record is the party whose carrier account is billed. For shippers using a 3PL, the 3PL may be the shipper of record while the merchant is the beneficial shipper. This distinction affects carrier contract compliance and liability. Carriers hold the shipper of record accountable for all compliance obligations, including accurate weight/dimension declaration and proper hazmat handling.

A shipping charge correction (also called a billing adjustment or freight bill correction) is a post-delivery change to a carrier invoice — adjusting the original shipping charge upward when the carrier determines that the package was heavier, larger, or differently classified than the shipper declared at the time of label creation. Both UPS and FedEx audit packages at their facilities and issue shipping charge corrections when discrepancies are found.

Common Causes of Shipping Charge Corrections

• Weight discrepancy: The carrier’s scale shows a higher weight than the shipper declared on the label.
• Dimensional weight: The carrier measures the package and finds that dimensional weight exceeds declared weight — the billing is corrected to the higher dimensional weight.
• Address reclassification: Delivery address is classified as residential when the shipper declared commercial — the residential surcharge is added.
• Oversize reclassification: Package is measured and found to exceed large package thresholds — oversize surcharge is added.

Auditing and Disputing Corrections

Shipping charge corrections are one of the most common sources of freight billing errors. Some corrections are legitimate; others are carrier measurement errors. A freight audit process that cross-references each correction against the shipper’s actual package weights and dimensions identifies erroneous corrections eligible for dispute. Industry data suggests a meaningful percentage of shipping charge corrections contain errors, particularly for high-volume shippers.

What Are Shipping Surcharges (Accessorial Charges)?

Shipping surcharges — also called accessorial charges — are fees added on top of a carrier’s base transportation rate. UPS and FedEx apply these charges when a shipment requires extra handling, delivery to a specific location type, or services beyond standard point-to-point delivery. For most shippers, surcharges represent 30 to 50% of total shipping spend, making them the single largest source of unexpected shipping costs.

Understanding each type of surcharge is the first step toward negotiating them down. Many accessorial fees are individually negotiable in carrier contracts — a fact that most shippers never leverage.

Fuel Surcharge

The fuel surcharge is a variable weekly fee applied to every shipment as a percentage of the base rate. UPS and FedEx calculate their fuel surcharge indexes based on rolling averages of the U.S. Department of Energy’s weekly national average fuel price. As fuel prices rise, the surcharge percentage rises with it.

Ground fuel surcharges typically range from 5% to 20%+ depending on market conditions. Because the surcharge is a percentage of transportation charges, larger and heavier shipments pay proportionally more. Fuel surcharge caps, floors, and index offsets are all negotiable in carrier contracts.

Delivery Area Surcharge (DAS)

The Delivery Area Surcharge (DAS) applies to shipments delivered to or picked up from ZIP codes that UPS and FedEx have designated as extended or rural service areas. These areas are more costly to serve due to lower delivery density and greater distance from carrier hubs.

In 2024, UPS’s DAS fee ranged from approximately $4.25 to $6.00+ per package depending on the service level and zone. DAS ZIP code lists change annually, typically effective January 1, and are published in each carrier’s service guide. Always review the updated list when renewing contracts.

Residential Surcharge

The Residential Delivery Surcharge applies to any package delivered to a home address, including a business operating from a residence without a commercial entrance. Both UPS and FedEx assess this fee automatically based on address classification in their databases.

In 2024, residential surcharges ranged from approximately $4.90 to $6.05 per package. For e-commerce shippers with predominantly residential delivery addresses, this surcharge can add up to hundreds of thousands of dollars annually. Residential surcharge rates are negotiable for high-volume shippers — often one of the most impactful items in a contract negotiation.

Large Package Surcharge (Oversize)

The Large Package Surcharge applies to parcels where length plus girth exceeds 130 inches, or packages with a length over 96 inches. These packages require special handling on carrier belts and sorting systems. In 2024, UPS and FedEx each charged approximately $57 to $90+ per package for large package handling.

Shippers should audit their package dimensions regularly to ensure no packages are inadvertently triggering large package surcharges due to poor packing practices.

Additional Handling Surcharge

The Additional Handling Surcharge applies when a package requires special handling due to its packaging type, dimensions, or weight. UPS and FedEx trigger additional handling fees for packages that:

• Have a single side exceeding 48 inches or a second side exceeding 30 inches
• Weigh more than 70 lbs (actual weight)
• Are not fully encased in a corrugated outer container (poly bags, soft-sided packs, etc.)
• Are cylindrical, irregularly shaped, or wrapped in metal or plastic banding

A package can trigger additional handling for multiple reasons, but only one fee is charged per package.

Peak Surcharges

Peak surcharges are temporary fees applied by UPS and FedEx during high-volume shipping periods, typically October through January. Carriers introduced peak surcharges in 2020 and have continued expanding them each year. Peak surcharges apply differently by package type and by the shipper’s weekly volume level. High-volume shippers may face per-package peak fees on top of standard rates.

Third-Party Billing Surcharge

The Third-Party Billing Surcharge applies when shipping charges are billed to an account that is neither the shipper nor the consignee. This commonly occurs in 3PL arrangements or when a freight broker pays on behalf of a client. The fee is typically approximately 2 to 3% of transportation charges.

Address Correction Fee

An Address Correction fee is assessed when a carrier determines that the destination address is incorrect or incomplete and must be corrected before delivery. UPS and FedEx each charge approximately $16 to $21 per package for address corrections. Strong address validation at order entry eliminates most address correction charges before they occur.

Extended Area Surcharge

The Extended Area Surcharge applies to shipments destined for particularly remote ZIP codes — a subset of the broader Delivery Area Surcharge geography. These areas require special routing or contracted local delivery partners, and fees are typically higher than standard DAS rates.

How Shipware Helps Reduce Surcharge Costs

Surcharges are the most negotiated and most overlooked component of carrier contracts. Shipware’s former UPS and FedEx pricing executives know exactly which surcharge discounts are available, what benchmarks look like for your shipping profile, and how to structure contract language that limits surcharge exposure.

Our contract optimization service reviews every surcharge line in your current agreement and identifies negotiating leverage specific to your volume, ZIP code mix, and package characteristics. Most clients achieve 10 to 30% total shipping cost reduction, with surcharge renegotiation typically representing the largest single savings category.

Request a free shipping cost analysis to see what surcharge savings look like for your account. Explore our shipping optimization services or return to the full shipping glossary.

Signature options are delivery service add-ons offered by parcel carriers that require the recipient to provide a signature before the carrier releases a package. Without a signature option, carriers typically attempt delivery and leave the package at the door if no one is home. Signature requirements ensure that a responsible party physically receives the package — important for high-value goods, age-restricted products, and items with theft risk.

FedEx Signature Options

• Indirect Signature Required: Anyone at or near the delivery address can sign — neighbor, building manager, or USPS employee.
• Direct Signature Required: Someone at the delivery address must sign — no neighbor signatures accepted.
• Adult Signature Required: Someone 21 or older at the delivery address must sign and provide ID — required for alcohol, firearms, and age-restricted products.

UPS Signature Options

UPS offers analogous options: Signature Required (someone must sign), Adult Signature Required (21+ with ID), and Delivery Confirmation (no signature, but electronic verification of delivery attempt). Signature services are charged as accessorials — typically $5–$8 per package. For high-value B2B deliveries, signature requirements reduce lost-package disputes; for consumer deliveries, they can create redelivery friction if the recipient isn’t home.

A skid is a type of flat platform used to support and transport freight — similar to a pallet but without a bottom deck. While a pallet has both a top deck and a bottom deck (with openings for forklift forks between them), a skid has only a top deck on runners, making it simpler and less expensive to produce. Skids are easier to drag across floors than pallets and are commonly used as permanent bases for heavy machinery and equipment rather than for general freight handling.

Skid vs. Pallet

In everyday shipping and warehousing, “skid” and “pallet” are often used interchangeably, though technically they differ in structure. The functional distinction matters primarily in specialized industrial applications — machinery manufacturers often mount equipment on skids as permanent foundations. In general freight conversations, when a shipper or carrier says “skid” they typically mean “pallet.”

Skids in LTL and Truckload Freight

LTL freight is typically quoted and moved on a per-skid or per-pallet basis — the carrier’s rate quote often references the number of skids in the shipment. When requesting an LTL quote, shippers provide skid count, total weight, dimensions, and freight class. Understanding how skid count affects LTL pricing — including linear foot rules that apply to oversized skids — is part of effective freight management for palletized shipments.

FedEx SmartPost (now called FedEx Ground Economy) is a FedEx shipping service that uses FedEx’s ground network for the primary transportation leg and transfers packages to USPS for final delivery to residential addresses. Like UPS SurePost, SmartPost trades delivery speed for a lower per-package rate — making it suitable for lightweight, non-time-sensitive residential shipments where cost efficiency is the priority.

SmartPost / FedEx Ground Economy

FedEx rebranded SmartPost as FedEx Ground Economy in 2021, though the service model remains the same: FedEx hauls packages from origin, sorts them in its ground network, injects them into the USPS stream near the destination, and USPS completes last-mile delivery. The service supports packages up to 70 lbs with no dimensional weight pricing — a notable pricing advantage for lightweight, bulky items.

When to Use SmartPost / Ground Economy

Optimal use cases include: low-value B2C shipments where delivery in 5–7 days is acceptable, PO Box deliveries (USPS can deliver to PO Boxes; FedEx Ground cannot), and packages under 10 lbs where the rate savings versus FedEx Ground are most significant. For time-sensitive orders, peak season shipments, or packages where tracking granularity is important, standard FedEx Ground provides better service predictability.

A supply chain is the end-to-end network of organizations, people, activities, information, and resources involved in moving a product from raw material sourcing through manufacturing, distribution, and final delivery to the end customer. Every business that makes or sells physical goods operates within one or more supply chains.

Key Stages of a Supply Chain

• Sourcing: Procurement of raw materials or components from suppliers.
• Manufacturing: Transformation of inputs into finished goods.
• Warehousing: Storage of inventory at distribution centers or fulfillment centers.
• Transportation: Movement of goods between each stage — inbound freight, inter-facility transfers, and outbound parcel or LTL shipments.
• Last Mile Delivery: The final leg from a local facility to the end customer’s door — often the most expensive and complex segment.

Supply Chain vs. Logistics

Logistics refers specifically to the planning and execution of the physical movement and storage of goods. Supply chain management is broader — it encompasses supplier relationships, demand forecasting, procurement strategy, manufacturing coordination, and logistics. Shipping cost optimization is a logistics function, but it affects and is affected by decisions made throughout the supply chain.

Shipping Costs and Supply Chain Design

Transportation typically represents 5-10% of revenue for product companies, making carrier contract optimization one of the highest-ROI supply chain levers. Decisions about warehouse locations, carrier mix, service levels, and packaging directly affect both shipping costs and customer experience. Companies that treat shipping as a strategic supply chain variable — rather than a fixed cost — consistently achieve lower per-unit shipping expenses.

Supply Chain Disruption and Resilience

Events such as carrier capacity constraints, port congestion, fuel surcharge spikes, and peak season volume surges all flow through the supply chain into shipping costs. Building resilient supply chains typically involves multi-carrier strategies, flexible carrier agreements, and real-time visibility tools that flag exceptions before they become costly delays.

A surcharge in shipping is any additional fee charged by a carrier on top of the base transportation rate to cover specific costs, conditions, or services. Surcharges are a fundamental part of carrier pricing structures — they allow carriers to recover variable or specialized costs (fuel, residential delivery, peak season capacity) separately from the base rate, enabling base rates to remain relatively stable while variable costs are passed through transparently.

Common Shipping Surcharges

• Fuel Surcharge: Recovers fluctuating fuel costs, adjusted weekly based on diesel or jet fuel price indexes.
• Residential Surcharge: Applied to home deliveries, reflecting higher cost of dispersed residential routes.
• Delivery Area Surcharge (DAS): For remote or rural delivery locations.
• Additional Handling: For packages requiring manual processing outside automated sortation.
• Large Package Surcharge: For oversized packages exceeding dimensional limits.
• Peak Surcharges: Seasonal surcharges during high-volume shipping periods.

Managing Surcharge Costs

Surcharges can add 30–50% or more to base transportation rates for many shippers. All major surcharges are negotiable in carrier contracts — shippers can negotiate discounts off published surcharge rates, caps on maximum surcharge amounts, and waivers for specific surcharge types. Surcharge management is as important as base rate negotiation in controlling total freight spend.

UPS SurePost is a UPS shipping service that uses UPS to transport a package from the origin through its ground network, then hands it off to the United States Postal Service (USPS) for final delivery to the recipient’s mailbox or door. SurePost combines UPS’s nationwide pickup and sortation network with USPS’s last-mile coverage — resulting in lower per-package cost than UPS Ground, particularly for lightweight residential packages, in exchange for longer transit times.

How SurePost Works

1. The shipper tenders packages to UPS using SurePost service.
2. UPS transports packages through its normal ground sortation network.
3. Near the destination, UPS injects the packages into the USPS system at a Destination Delivery Unit (DDU).
4. USPS delivers the package in the recipient’s regular mail delivery.

SurePost vs. UPS Ground

SurePost is typically 10–20% cheaper than UPS Ground for residential packages under 10 lbs, with transit times 1–3 days longer. It is best suited for non-time-sensitive, low-value residential shipments where delivery speed is secondary to cost. SurePost performance can vary by destination — delivery to PO Boxes and rural addresses where USPS has strong coverage tends to outperform carriers’ own residential routes in cost.

A tariff is a government-imposed tax levied on imported goods, applied as a percentage of declared value (ad valorem), a fixed amount per unit, or based on weight. Governments use tariffs to protect domestic industries, generate revenue, and manage trade policy. In freight, “tariff” also refers to a carrier’s published schedule of base rates and charges.

Import Tariffs

The applicable tariff rate for a specific product is found in the Harmonized Tariff Schedule (HTS) — in the U.S., maintained by the U.S. International Trade Commission. The rate varies by product classification and country of origin. Free trade agreements (like USMCA) can reduce or eliminate tariffs for qualifying goods. Working with a customs broker to identify the correct HTS classification is essential — misclassification can result in overpaying duties or CBP penalties.

Carrier Tariffs

In domestic freight, a carrier tariff is the published rate schedule — the baseline pricing before negotiated discounts apply. LTL carriers file tariffs establishing base rates from which shipper-specific discounts are calculated. Without a negotiated carrier contract, shippers pay tariff rates, which are typically 50-80% higher than contracted rates available to high-volume shippers.

In shipping, “term” refers to the duration or length of a carrier contract — typically expressed in months or years. Most parcel and LTL carrier contracts have an initial term of 12–36 months, after which the contract may renew automatically, require renegotiation, or convert to month-to-month. The contract term interacts directly with volume commitments and discount structures — carriers offer better rates in exchange for longer terms and higher volume guarantees.

Shorter contract terms provide flexibility but typically yield less favorable pricing; longer terms provide rate stability and may unlock deeper discounts, but increase exposure to minimum commitment risk if business volumes change. Shippers should balance rate optimization against contractual flexibility when negotiating term length with carriers.

In freight transportation, a terminal is a carrier-operated facility where shipments are received, sorted, consolidated, and dispatched. Terminals are the key nodes in a carrier’s hub-and-spoke network — they process inbound freight arriving from multiple origins and prepare it for the next leg of its journey toward the final destination.

Types of Carrier Terminals

• Service Center (Spoke): Local facilities handling pickups from nearby shippers and last-mile deliveries to local consignees. Freight is sorted here and loaded onto linehaul trucks heading to regional hubs.
• Hub Terminal: Large regional or national sorting facilities processing high volumes. Parcel carrier hubs run overnight sort operations moving packages across the country in a single transit night.
• Cross-Dock Terminal: Specialized facilities where inbound freight transfers directly to outbound vehicles with minimal dwell time.

Terminals and Transit Time

Each terminal a shipment passes through adds handling time and a potential delay point. LTL shipments crossing long distances may process through 2–4 terminals. Understanding a carrier’s terminal network helps shippers anticipate transit times and identify why service failures occur — a shipment delayed at a hub terminal often shows as a service exception in carrier tracking.

Termination in shipping contracts refers to formally ending a carrier agreement before or at the completion of its contract term. Most carrier contracts define specific termination provisions: the required notice period (typically 30–90 days), grounds for termination with or without cause, and the financial consequences of early termination such as minimum commitment true-ups or early termination fees. Termination clauses protect both parties — giving the shipper a path to exit if the carrier fails to meet service commitments, and giving the carrier protection against abrupt volume loss.

See also: Early Termination

Third-party billing is a shipping payment arrangement in which the freight charges are billed to an account that is neither the shipper nor the consignee — a third party. Common examples include: a 3PL billing freight to the merchant’s account, a parent company billing freight for a subsidiary, a freight broker consolidating billing for multiple shippers, or a procurement department centralizing all freight spend under a single account regardless of which business unit shipped.

Third-Party Billing Mechanics

To ship third-party billing, the shipper includes the third-party account number and country on the shipping label. The carrier verifies the account and bills freight charges to that account. The third party must authorize this arrangement with the carrier — carriers don’t automatically allow any arbitrary account to be billed by an unaffiliated shipper.

Third-Party Billing Surcharge

Most carriers assess a third-party billing surcharge when freight is billed to a third party — typically 2–3.5% of the transportation charge. This surcharge is applied to compensate the carrier for the administrative complexity and credit risk of billing a party not directly involved in the physical shipment. High-volume third-party billing arrangements can negotiate reduced surcharge rates or waivers as part of carrier contracts.

The Third-Party Billing Surcharge is an additional fee charged by parcel carriers when freight charges are billed to a third-party account — one that is neither the shipper nor the consignee. Both UPS and FedEx apply this surcharge as a percentage of the base transportation charge, typically ranging from 2% to 3.5% depending on the carrier and account terms. The surcharge compensates carriers for the additional billing complexity and credit exposure involved in third-party arrangements.

Current Surcharge Rates

Third-party billing surcharge rates vary by carrier and change with annual rate adjustments. As of recent rate cycles, UPS and FedEx have charged approximately 2–3.5% of transportation charges for third-party billing. These rates are applied in addition to other surcharges (fuel, residential, etc.) that also apply to the shipment.

Avoiding the Third-Party Billing Surcharge

Options to reduce or eliminate third-party billing surcharges include: negotiating a surcharge waiver or discount as part of the carrier account agreement (feasible for high-volume accounts), restructuring billing so the shipper pays and invoices the third party separately (converting to prepaid billing), or using a freight management platform that can aggregate billing differently. For companies centralizing freight billing across subsidiaries, the third-party billing surcharge can represent meaningful annual cost that warrants negotiation attention.

A Third Party Logistics Provider (3PL) is an outsourced company that manages one or more logistics functions on behalf of a shipper. These functions can include warehousing, fulfillment, transportation management, inventory control, freight brokerage, and customs brokerage. 3PLs range from pure warehousing/fulfillment operations to full-service logistics partners managing entire supply chains.

What 3PLs Provide

• Warehousing and fulfillment: Receiving inventory, storing it, picking and packing orders, and shipping to end customers or retailers.
• Transportation management: Carrier selection, freight booking, rate negotiation, and shipment tracking across modes.
• Value-added services: Kitting, labeling, light assembly, returns processing, quality inspection.
• Technology: Warehouse management systems (WMS), order management integration, inventory visibility dashboards.

3PL vs. 4PL

A 3PL executes logistics operations. A 4PL (fourth-party logistics provider) manages the 3PL relationships themselves, acting as a single point of accountability for an entire logistics network — often including multiple 3PLs, carriers, and technology platforms. Companies with complex multi-warehouse, multi-carrier logistics tend to benefit most from 4PL arrangements.

Carrier Contracts and 3PLs

One of the most important considerations when selecting a 3PL is their carrier relationship and rate structure. Some 3PLs pass through their negotiated carrier rates to clients; others mark up rates significantly. For high-volume shippers, it is often worth maintaining direct carrier contracts rather than relying on a 3PL’s rates — especially for parcel, where the difference between a well-negotiated direct contract and a 3PL pass-through can represent 15-25% in per-shipment savings.

When to Use a 3PL

3PLs make the most sense for companies that lack the scale to justify their own warehousing operations, need to expand into new geographies quickly, or want to convert fixed logistics costs to variable ones. As shipping volume grows, the economics of direct carrier relationships and owned/leased warehouse space typically become more favorable.

A tracking number is a unique alphanumeric code assigned to a shipment at the point of origin. Carriers such as UPS, FedEx, and USPS use tracking numbers to identify individual parcels and monitor their movement through the carrier network from pickup through final delivery.

How Tracking Numbers Work

When a shipper creates a shipping label, the carrier’s system generates a tracking number and ties it to that specific parcel. Every time the package is scanned — at a pickup hub, distribution center, transfer facility, or delivery vehicle — the carrier logs the event against that number. Shippers and recipients can look up real-time status on the carrier’s website or via API integrations.

Tracking Number Formats by Carrier

• UPS: 18-digit code beginning with “1Z” (e.g., 1Z 999 AA1 01 2345 6784)
• FedEx: 12- to 22-digit number, sometimes displayed as a barcode on the label
• USPS: 20-to 22-digit Intelligent Mail Package Barcode (IMpb)
• DHL: 10-digit code starting with a letter prefix

Why Tracking Numbers Matter for Shippers

High-volume shippers rely on tracking numbers as the primary reference for customer service inquiries, exception management, and carrier claim filing. When a package is late or lost, the tracking number is the first data point needed to open a trace or submit a claim. Automated tracking integrations also power proof-of-delivery workflows and trigger customer notifications at each scan event.

Tracking vs. Reference Numbers

A tracking number is carrier-assigned and unique to that shipment. A reference number is shipper-assigned (such as a purchase order or order ID) and may be added to a shipment for internal lookup purposes. Both can appear on a shipping label, but only the tracking number drives carrier scan visibility.

Tracking Number Best Practices

Store tracking numbers in your order management system as soon as labels are generated. For high-volume operations, integrate directly with carrier APIs or a third-party platform to aggregate tracking data across all carriers in one view. Proactive exception monitoring — alerting your team when a package stops scanning — allows you to act before a delivery failure turns into a customer service escalation.

The transportation charge (also called the base freight charge or linehaul charge) is the core cost of moving a shipment from origin to destination — the fundamental fee for transport service before any surcharges or accessorials are added. For parcel carriers, the transportation charge is determined by shipping zone, package weight (actual or dimensional, whichever is higher), and service level. It is the starting point to which fuel surcharges, residential surcharges, and other accessorials are then applied.

Transportation Charge Components

For parcel shipping, the transportation charge is typically calculated from a rate table based on: service type (Ground, 2-Day, Overnight), shipping zone (1–8, determined by origin and destination ZIP codes), and billable weight. Published rates increase significantly from Zone 2 (nearby) to Zone 8 (cross-country). Negotiated discounts in carrier contracts are typically expressed as a percentage discount off the published transportation charge.

Transportation Charge vs. Total Shipping Cost

The transportation charge is not the total cost of a shipment. Total shipping cost = Transportation Charge + Fuel Surcharge + Residential/DAS/other applicable accessorials + any special service fees. For residential shipments, the total cost can exceed the transportation charge by 40–60%+ once fuel surcharge and residential/DAS accessorials are included. Quoting only the transportation charge — and ignoring surcharges — significantly understates true per-shipment cost.

Truckload (TL) shipping is a freight mode where a shipper’s cargo occupies an entire truck trailer — whether the trailer is physically full or not. Unlike LTL, truckload moves from origin to destination without intermediate terminal stops, making it faster and reducing handling risk for large shipments.

When to Use Truckload

Truckload becomes cost-competitive with LTL when shipments exceed roughly 10,000–12,000 lbs or fill 10+ linear feet of trailer space. For time-sensitive cargo, TL is preferred — no terminal transfers mean fewer delays. For high-value or fragile freight, fewer handling events reduce damage risk significantly versus LTL.

Truckload Rate Drivers

TL rates are quoted per-load (or per-mile), driven by: lane (origin/destination), capacity market conditions, equipment type (dry van, flatbed, refrigerated), fuel surcharge, and accessorials (detention, layover). Freight class does not apply to TL — unlike LTL. High-volume shippers negotiate contract rates offering budget predictability versus volatile spot market pricing.

Partial Truckload (PTL)

Partial or volume truckload handles shipments too large for standard LTL but too small to fill a trailer — typically 5–12 pallets. PTL moves on shared trailers with fewer stops than LTL, reducing transit time and damage risk at costs between LTL and full TL rates.

Value-added services (VAS) in logistics and shipping refer to activities performed by carriers, 3PLs, or fulfillment centers that go beyond standard transportation — adding processing, customization, or handling to goods beyond simply moving them from point A to point B. VAS transforms the logistics provider into a more comprehensive supply chain partner, handling tasks that would otherwise require the shipper to perform them at their own facility.

Common Logistics Value-Added Services

• Kitting and bundling: Assembling individual SKUs into ready-to-ship kits or gift sets.
• Custom labeling: Applying retail-specific price tags, barcodes, or compliance labels.
• Gift wrapping and messaging: Consumer-facing personalization for DTC brands.
• Quality inspection: Verifying product condition or quantity before outbound shipping.
• Returns processing: Receiving, inspecting, and dispositioning returned goods.
• Light assembly: Minor product assembly or configuration before shipment.
• Repackaging: Transferring goods between packaging formats (e.g., bulk → retail units).

Value-Added Services and 3PL Selection

When evaluating 3PL partners, VAS capabilities are a key differentiator. Some 3PLs specialize in basic pick-pack-ship; others offer sophisticated VAS that enables brands to customize outbound orders, meet retail compliance requirements, and manage returns without investing in dedicated in-house operations.

Value Added Tax (VAT) is a consumption tax collected at each stage of a product’s production and distribution chain, with each business in the chain collecting tax on the value they add. Unlike a simple sales tax that is collected only at the final point of sale, VAT is collected incrementally — each business pays VAT on its inputs and charges VAT on its outputs, remitting the net amount to the tax authority. VAT is the primary consumption tax system in the European Union, UK, Canada (GST/HST), and many other countries worldwide.

VAT in International Shipping

For companies shipping goods into VAT countries, import VAT applies at the point of customs clearance — typically calculated as a percentage of the goods’ customs value plus any applicable import duties. In the EU, import VAT rates range from 17–27% depending on country. VAT-registered businesses can usually reclaim the import VAT they pay on business inputs, but non-registered importers (consumers, non-VAT-registered businesses) cannot. Since July 2021, the EU’s Import One-Stop Shop (IOSS) system allows e-commerce sellers to collect and remit VAT at point of sale for low-value (under €150) consumer shipments, simplifying cross-border B2C logistics.

A waybill is a transport document issued by a carrier that accompanies a shipment, providing details of the goods, origin, destination, and carriage terms. Unlike a negotiable bill of lading, a waybill is non-negotiable — it cannot be used as a document of title to transfer ownership of goods in transit. Waybills are standard in parcel shipping (where the tracking number serves as the waybill reference) and in air freight (the air waybill).

Waybill vs. Bill of Lading

The key distinction is negotiability. A negotiable bill of lading can be endorsed and transferred — the holder can claim the goods, making it a financial instrument used in trade finance. A waybill is simply a transport contract and receipt; ownership of goods is not tied to possession of the document. For most B2B shipments where the seller-buyer relationship is established and payment is settled separately, a waybill provides simpler documentation than a negotiable B/L.

Sea Waybill

A sea waybill (also called an express bill of lading) is used in ocean freight when a negotiable document is unnecessary. The consignee receives goods by proving identity at destination — no physical document surrender required. This eliminates delays from courier-shipping original B/L documents before cargo arrives.

In shipping, weight refers to the heaviness of a package or shipment, measured in pounds (lbs) for domestic U.S. shipments or kilograms (kg) for international and metric-system measurements. Carrier billing uses the greater of a shipment’s actual weight (scale weight) or its dimensional weight to determine the billable weight on which charges are based.

Accurately declaring weight at the time of label creation is critical for avoiding shipping charge corrections — post-delivery billing adjustments carriers issue when their weigh-in-motion systems detect a discrepancy between declared and actual weight. Maintaining calibrated shipping scales and integrating real-time weight capture into label generation systems prevents the most common cause of unexpected invoice adjustments. For LTL freight, weight determines the number of hundredweights (CWT) billed and, combined with freight class, drives the total freight charge.

Width is the side-to-side measurement of a package or shipment, measured in inches (domestic U.S.) or centimeters (metric). Together with length and height, width is one of the three dimensions used to calculate a package’s volume and dimensional weight. Width is typically the middle measurement of the three dimensions — shorter than length but taller than height in standard parcel measurement convention.

Carriers measure width at the widest point of the package. For irregularly shaped packages, the measurement is taken at the widest cross-section. Width, along with length and height, feeds into the dimensional weight formula: Length × Width × Height ÷ 139 (UPS/FedEx DIM factor) to produce the dimensional weight in pounds.

A shipping zone is a carrier’s classification of geographic distance between a shipment’s origin and destination, used as the primary distance-based component in parcel rate tables. UPS and FedEx use a zone system from Zone 2 (shortest distance) through Zone 8 (longest distance, typically cross-country) for domestic U.S. shipments. The zone a package travels through is the single largest driver of parcel shipping rates — a Zone 8 shipment can cost 2.5–3× more than the same package shipped Zone 2.

How Zones Are Determined

Zone is determined by the combination of origin 3-digit ZIP code and destination 3-digit ZIP code. Carriers publish zone charts — large lookup tables mapping origin-destination ZIP code pairs to their corresponding zone. In international shipping, zone systems are used differently: UPS and FedEx divide international destinations into country-based zone groups, with rates varying by destination country group.

Zone Optimization Strategies

Because zone is such a dominant cost driver, reducing average shipping zone is one of the most powerful levers for lowering per-shipment cost. Strategies include:

• Zone skipping: Shipping inventory to regional distribution centers or 3PLs closer to end customers, converting Zone 8 shipments into Zone 2-3 deliveries.
• Multi-DC strategy: Operating multiple distribution centers geographically positioned to keep most customers within Zone 4 or below.
• Carrier network analysis: Understanding where different carriers have hub advantages — one carrier may be Zone 4 to a region another serves as Zone 6 from the same origin.