Resources by USL

Freight Forwarding & Logistics Glossary

Plain-English definitions of 169 shipping, customs and supply chain terms, from Air Waybill to Zone Skipping.

0–9

3PL (Third-Party Logistics)

Warehousing

A company that runs logistics for another business, such as warehousing, order fulfillment, freight management and distribution.

#

4PL (Fourth-Party Logistics)

General

A provider that manages the whole supply chain for a client, including coordinating several 3PLs, carriers and technology partners.

#
A

Accessorial Charges

Trucking

Fees added on top of the base freight rate for extra services, such as liftgate, inside delivery, residential delivery, appointments or waiting time.

#

Ad Valorem Duty

Customs & Trade

A duty calculated as a percentage of the value of the imported goods, for example 5% of the customs value.

#

Advance Shipping Notice

ASNWarehousing

An electronic notice sent before a shipment arrives that lists its contents and delivery details, so the receiving warehouse can plan labor and space.

#

Agent

General

A partner company that acts for a forwarder or carrier in another country or city, handling pickups, deliveries, customs paperwork or collections there.

#

Air Waybill

AWBAir

The main transport document for air freight. It is a receipt for the goods and the contract of carriage, but it is not a document of title.

#

All-In Rate

General

A single freight price that already includes the base rate and common surcharges such as fuel and security fees.

#

Anti-Dumping Duty

ADDCustoms & Trade

An extra duty charged on imports sold below their fair market value, meant to protect domestic producers from unfair pricing.

#

Arrival Notice

Documents

A notice from the carrier or forwarder telling the consignee that cargo is arriving, with the expected date, charges due and pickup instructions.

#

ATA Carnet

Customs & Trade

An international customs document that lets goods such as samples, trade show items or professional equipment enter a country temporarily without paying duties.

#

Automated Commercial Environment

ACECustoms & Trade

The electronic system US Customs and Border Protection uses to receive and process import and export filings.

#

Automated Export System

AESCustoms & Trade

The US system used to file Electronic Export Information (EEI) for exports, managed by the Census Bureau and CBP.

#

Automated Manifest System

AMSCustoms & Trade

The CBP system where carriers and NVOCCs file cargo manifest data. For ocean cargo it must be filed 24 hours before loading at the foreign port.

#
B

Bill of Lading

B/LDocuments

The key ocean shipping document. It is a receipt for the cargo, evidence of the contract of carriage and, when negotiable, the title to the goods.

#

Blank Sailing

Ocean

When a carrier cancels a scheduled vessel call or an entire voyage, usually to manage capacity. It can delay cargo and change transit times.

#

Bonded Warehouse

Warehousing

A secure, customs-approved warehouse where imported goods can be stored without paying duties until they are released for sale or re-exported.

#

Booking Confirmation

Ocean

The carrier or forwarder confirmation that space is reserved, showing the vessel, booking number, container type and cut-off times.

#

Break Bulk

Ocean

Cargo shipped as individual pieces rather than in containers, such as large machinery, steel or project equipment.

#

Bunker Adjustment Factor

BAFOcean

A surcharge ocean carriers add to cover changes in the cost of ship fuel (bunker).

#
C

C-TPAT

Customs & Trade

Customs Trade Partnership Against Terrorism, a voluntary CBP program where companies secure their supply chain in return for fewer inspections and faster processing.

#

Cargo Insurance

General

Insurance that covers loss of or damage to goods in transit. It pays far more than the carrier's limited legal liability.

#

Carrier

General

The company that physically moves the cargo, such as a shipping line, airline, railroad or trucking company.

#

CBM

General

Cubic meter, the standard unit for cargo volume. Length x width x height in meters equals CBM. It is used to price LCL and plan containers.

#

Certificate of Origin

CODocuments

A document that states the country where goods were made. It is often needed to claim lower duties under a trade agreement.

#

CFR (Cost and Freight)

Incoterms

An Incoterm for sea freight. The seller pays freight to the destination port, but risk passes to the buyer once goods are loaded on the vessel.

#

Chargeable Weight

Air

The weight used to bill a shipment: the higher of the actual weight and the volumetric weight. For air freight, volume weight is usually L x W x H in cm divided by 6,000.

#

Chassis

Trucking

A wheeled steel frame used to carry a shipping container on the road behind a truck.

#

CIF (Cost, Insurance and Freight)

Incoterms

An Incoterm for sea freight. The seller pays freight and minimum insurance to the destination port, but risk passes to the buyer once goods are on board.

#

CIP (Carriage and Insurance Paid To)

Incoterms

An Incoterm for any mode. The seller pays transport and insurance to the named place, and risk passes when goods are handed to the first carrier.

#

Commercial Invoice

Documents

The seller's bill for the goods. Customs uses it to check the value, description, quantity and origin of the shipment.

#

Consignee

General

The person or company the goods are shipped to, usually the buyer or its agent.

#

Consolidation

General

Combining cargo from several shippers into one container or air shipment to lower cost per shipment. It is the basis of LCL and consolidated air freight.

#

Container Freight Station

CFSOcean

A warehouse near a port where LCL cargo is loaded into containers or unloaded from them.

#

Container Yard

CYOcean

The area at a terminal where full containers are received, stored and released.

#

Countervailing Duty

CVDCustoms & Trade

An extra duty that offsets government subsidies given to foreign producers, so their goods do not undercut domestic prices unfairly.

#

CPT (Carriage Paid To)

Incoterms

An Incoterm for any mode. The seller pays transport to the named place, but risk passes to the buyer when goods are handed to the first carrier.

#

Cross-Docking

Warehousing

Moving goods straight from inbound trucks to outbound trucks with little or no storage time in between.

#

Customs Bond

Customs & Trade

A financial guarantee to CBP that duties, taxes and penalties will be paid. It is required for formal entries and can be single-entry or continuous (yearly).

#

Customs Broker

Customs & Trade

A licensed professional who prepares and files customs entries, classifies goods and pays duties on behalf of importers.

#

Customs Clearance

Customs & Trade

The process of getting goods approved by customs, including filing documents, paying duties and passing any inspections, so they can enter or leave a country.

#

Cut-Off Time

General

The latest time cargo, documents or data can be delivered to a carrier or terminal to make a specific sailing or flight.

#
D

Dangerous Goods

DGGeneral

Cargo that can harm people, property or the environment, such as batteries, chemicals or flammables. It needs special packing, labels and paperwork. Also called hazmat.

#

DAP (Delivered at Place)

Incoterms

An Incoterm where the seller delivers the goods, ready to unload, at the named destination. The buyer handles import clearance and duties.

#

DDP (Delivered Duty Paid)

Incoterms

An Incoterm where the seller delivers to the named destination and pays everything, including import duties and taxes. It is the most work for the seller.

#

De Minimis

Customs & Trade

A value below which imports enter without duty. The US $800 de minimis exemption has been suspended since August 29, 2025, so duties apply to low-value shipments too.

#

Delivery Order

D/ODocuments

A document that authorizes a terminal or warehouse to release cargo to the consignee or its trucker.

#

Demurrage

Ocean

A daily charge when a full container stays at the port terminal longer than the free time allowed.

#

Detention

Ocean

A daily charge for keeping the carrier's container outside the terminal beyond the free time. In trucking, it also means paying a driver for waiting time.

#

Dimensional Weight

DIMGeneral

A weight calculated from the package size instead of its actual weight. Carriers charge on it when a shipment is light but bulky.

#

DPU (Delivered at Place Unloaded)

Incoterms

An Incoterm where the seller delivers and unloads the goods at the named destination. The buyer handles import clearance and duties.

#

Drayage

Trucking

Short-distance trucking of containers, usually between a port or rail ramp and a nearby warehouse.

#

Dry Van

Trucking

A standard enclosed semi-trailer, usually 53 feet in the US, used for general freight that does not need temperature control.

#

Dunnage

General

Material such as wood, airbags or padding used to fill gaps and keep cargo from moving or getting damaged during transport.

#

Duty

Customs & Trade

A tax charged by customs on imported goods, usually a percentage of their value and set by the product's tariff classification.

#

Duty Drawback

Customs & Trade

A refund of duties paid on imported goods that are later exported or used to make products that are exported.

#
E

EDI (Electronic Data Interchange)

General

The electronic exchange of business documents, such as orders, invoices and shipment status, between companies' systems in a standard format.

#

Electronic Export Information

EEICustoms & Trade

Export data filed in AES for US shipments valued over $2,500 per Schedule B number, or for any shipment that needs an export license.

#

Entry

Customs & Trade

The filing an importer or broker submits to customs to bring goods into the country. In the US, most shipments over $2,500 need a formal entry and a bond.

#

Entry Summary (CBP Form 7501)

Customs & Trade

The US customs form that lists the goods, their classification, value and the duties owed. It must be filed within 10 working days of release.

#

EORI Number

Customs & Trade

Economic Operators Registration and Identification number, required for businesses that import into or export from the European Union or the UK.

#

ETA / ETD

General

Estimated Time of Arrival and Estimated Time of Departure for a vessel, flight or truck.

#

EXW (Ex Works)

Incoterms

An Incoterm where the seller only makes the goods available at its premises. The buyer arranges and pays for everything else, including export clearance.

#
F

FAK (Freight All Kinds)

Ocean

A single freight rate that applies to mixed or general cargo, regardless of the commodity.

#

FAS (Free Alongside Ship)

Incoterms

A sea-only Incoterm where the seller delivers goods next to the vessel at the port of loading. Risk passes to the buyer at that point.

#

FCA (Free Carrier)

Incoterms

An Incoterm where the seller hands export-cleared goods to the buyer's carrier at a named place. It works for all modes and is common in containerized trade.

#

FCL (Full Container Load)

Ocean

A shipment that uses a whole container for one shipper. It is usually cheaper than LCL once cargo is around 15 CBM or more.

#

Federal Maritime Commission

FMCOcean

The US agency that regulates international ocean shipping and licenses ocean freight forwarders and NVOCCs.

#

FEU

Ocean

Forty-foot Equivalent Unit, a measure of container capacity equal to one 40-foot container (two TEU).

#

Flat Rack

Ocean

A container with no sides or roof, used for oversized or heavy cargo such as machinery, vehicles or pipes.

#

FOB (Free on Board)

Incoterms

A sea-only Incoterm where the seller loads the goods on the vessel. Risk and costs pass to the buyer once the goods are on board.

#

Foreign-Trade Zone

FTZCustoms & Trade

A secure area in the US treated as outside customs territory. Goods can be stored, assembled or processed there, and duties are delayed, reduced or avoided.

#

Free Time

Ocean

The number of days a container can stay at the terminal, or with the customer, before demurrage or detention charges start.

#

Freight Class

Trucking

A number from 50 to 500 that sets LTL pricing in the US. It is based mainly on the density of the freight under the NMFC system.

#

Freight Collect

General

Payment terms where the consignee pays the freight charges at destination.

#

Freight Forwarder

General

A company that arranges shipments for its customers, booking carriers, handling documents and customs, and managing cargo from origin to destination.

#

Freight Prepaid

General

Payment terms where the shipper pays the freight charges before or at origin.

#

FTL (Full Truckload)

Trucking

A truck shipment that uses a whole trailer for one shipper, usually moving directly from pickup to delivery without transfers.

#

Fuel Surcharge

FSCTrucking

A variable charge added to freight rates to cover changes in fuel prices, common in trucking and air freight.

#

Fumigation

General

Treating cargo or wood packaging with gas to kill pests. Many countries require it for certain goods or for untreated wooden pallets.

#
G

General Order

GOCustoms & Trade

Status given to US imports that are not entered with customs within 15 days of arrival. The goods move to a GO warehouse and can be sold if unclaimed.

#

General Rate Increase

GRIOcean

An across-the-board freight rate increase announced by ocean carriers for certain trade lanes.

#

Gross Weight

General

The total weight of a shipment, including the goods and all packaging.

#
H

Harbor Maintenance Fee

HMFCustoms & Trade

A US fee of 0.125% of the cargo value charged on imports that arrive by ocean, used to maintain US ports.

#

Harmonized System Code

HS CodeCustoms & Trade

The international 6-digit product classification used by customs worldwide. Countries add more digits for their own tariffs.

#

Hazmat

General

Short for hazardous materials. See Dangerous Goods.

#

High Cube Container

HCOcean

A container that is one foot taller than standard (about 9 ft 6 in outside), giving extra volume for light, bulky cargo.

#

House Air Waybill

HAWBAir

The air waybill a forwarder issues to each shipper in a consolidated air shipment.

#

House Bill of Lading

HBLDocuments

The bill of lading an NVOCC or forwarder issues to its customer. It sits under the master bill of lading issued by the shipping line.

#

HTS Code

Customs & Trade

Harmonized Tariff Schedule of the United States code, a 10-digit number that sets the US duty rate for a product.

#
I

IATA

Air

International Air Transport Association, the airline trade body that sets standards for air cargo, including dangerous goods rules.

#

Importer of Record

IORCustoms & Trade

The party legally responsible for making sure imported goods follow customs rules and that duties are paid.

#

Importer Security Filing

ISFCustoms & Trade

Also called "10+2". Data US importers must file for ocean cargo at least 24 hours before it is loaded on the vessel. Late or missing filings can be fined.

#

In-Bond Shipment

Customs & Trade

Goods moving within the US under customs control before duties are paid, for example from the port of arrival to an inland port for clearance.

#

Incoterms

Incoterms

International rules published by the ICC that define which party pays for and takes the risk at each stage of a shipment. The current version is Incoterms 2020.

#

Inspection (Customs Exam)

Customs & Trade

A check by customs or another agency to verify cargo matches its documents. Exams can add days and fees to clearance.

#

Intermodal

General

Moving cargo in the same container using two or more modes, such as ship, rail and truck, without handling the goods themselves.

#

ISO Container

Ocean

A standard shipping container built to International Organization for Standardization sizes, such as 20-foot and 40-foot units.

#
J

Jones Act

Ocean

A US law requiring cargo moved between US ports to travel on US-built, US-owned and US-crewed vessels.

#

Just-in-Time

JITGeneral

An inventory approach where materials arrive only when they are needed, which lowers storage costs but needs reliable transport.

#
K

Known Shipper

Air

A shipper approved under the TSA program, allowing its cargo to fly on passenger aircraft with fewer screening steps.

#
L

Landed Cost

General

The total cost of getting a product to its destination: the goods, freight, insurance, duties, taxes, fees and handling.

#

Lashing

General

Securing cargo with straps, chains or wires so it does not shift during transport.

#

Last-Mile Delivery

Trucking

The final step of delivery from a local hub to the end customer's door.

#

LCL (Less than Container Load)

Ocean

A shipment too small to fill a container, which shares container space with other shippers. It is priced per CBM or weight, whichever is higher.

#

Letter of Credit

L/CDocuments

A bank guarantee that the seller will be paid once it presents the documents listed in the credit, such as the bill of lading and invoice.

#

Liftgate

Trucking

A hydraulic platform at the back of a truck that lowers freight to the ground where there is no loading dock. It is usually an extra charge.

#

LTL (Less than Truckload)

Trucking

A truck shipment that shares trailer space with other shippers. Pricing depends on weight, freight class and distance.

#
M

Manifest

Documents

A list of all cargo on a vessel, aircraft or truck, filed with customs before arrival.

#

Master Air Waybill

MAWBAir

The air waybill an airline issues to a forwarder for a consolidated shipment. It covers all the house air waybills inside it.

#

Master Bill of Lading

MBLDocuments

The bill of lading a shipping line issues to the forwarder or NVOCC. It covers the whole container and all house bills inside it.

#

Merchandise Processing Fee

MPFCustoms & Trade

A US customs fee of 0.3464% of the value of imported goods, with a minimum and maximum amount set each fiscal year.

#

Multimodal Transport

General

A single shipment that uses more than one mode of transport, such as sea and truck, under one contract.

#
N

Net Weight

General

The weight of the goods only, without packaging.

#

NMFC

Trucking

National Motor Freight Classification, the US standard that assigns freight classes to commodities for LTL pricing.

#

Notify Party

Documents

The company named on the bill of lading that the carrier contacts when cargo arrives, often the consignee or its broker.

#

NVOCC

Ocean

Non-Vessel Operating Common Carrier, a company that issues its own bills of lading and sells ocean shipping without owning vessels.

#
O

Ocean Freight

Ocean

Moving cargo by sea, in FCL, LCL, break bulk or roll-on/roll-off service. It is the most economical option for large volumes.

#

On-Carriage / Pre-Carriage

General

Pre-carriage is transport from the pickup point to the main port or airport. On-carriage is transport from the arrival port to the final destination.

#

Open Top Container

Ocean

A container with a removable roof cover, used for tall cargo that must be loaded from above by crane.

#

Origin Charges

General

Costs at the shipping country, such as pickup, export clearance, terminal handling and documentation.

#

Out of Gauge

OOGOcean

Cargo larger than a standard container's dimensions, usually shipped on flat racks or open tops at extra cost.

#
P

Packing List

Documents

A document listing each package in a shipment, with its contents, weight and dimensions. Customs and warehouses use it to check the cargo.

#

Pallet

Warehousing

A flat wooden or plastic base used to stack and move goods with a forklift. Common US size: 48 x 40 inches; European size: 120 x 80 cm.

#

Partner Government Agency

PGACustoms & Trade

A US agency other than CBP that regulates certain imports, such as the FDA, USDA, EPA or CPSC. Their rules can add filings or inspections.

#

Peak Season Surcharge

PSSOcean

An extra charge carriers add during high-demand periods, usually before holiday seasons.

#

Port of Discharge

PODOcean

The port where cargo is unloaded from the vessel.

#

Port of Loading

POLOcean

The port where cargo is loaded onto the vessel.

#

Project Cargo

General

Large, heavy or complex shipments, such as industrial equipment for a plant, that need special planning, equipment and routing.

#

Proof of Delivery

PODDocuments

A signed document or electronic record confirming the consignee received the goods.

#
Q

Quay

Ocean

The part of a port where vessels berth to load and unload cargo.

#

Quota

Customs & Trade

A limit on the quantity of certain goods that can be imported during a period, sometimes with a lower duty inside the quota and a higher one above it.

#
R

Reefer Container

Ocean

A refrigerated container that keeps cargo such as food or pharmaceuticals at a set temperature.

#

Release

Customs & Trade

Customs permission for goods to leave the port or warehouse after entry is accepted.

#

Roll-On/Roll-Off

RoRoOcean

Shipping wheeled cargo, such as cars, trucks and machinery, that is driven on and off the vessel.

#

Rules of Origin

Customs & Trade

The criteria that decide where a product "comes from" for customs, which determines if it qualifies for trade agreement benefits.

#
S

Safety Data Sheet

SDSDocuments

A document describing a product's hazards and safe handling. It is needed to ship chemicals and dangerous goods.

#

Schedule B

Customs & Trade

The 10-digit US export classification number used to report exports in AES.

#

Sea Waybill

Documents

A non-negotiable transport document for ocean cargo. The goods are released to the named consignee without presenting an original bill.

#

Seal

Ocean

A numbered security device locked on container doors. The seal number is recorded on the documents to show the container was not opened.

#

Section 232 Tariffs

Customs & Trade

US tariffs imposed for national security reasons on products such as steel, aluminum, copper, vehicles and auto parts.

#

Section 301 Tariffs

Customs & Trade

US tariffs imposed in response to unfair trade practices by other countries, such as the tariffs on many goods from China.

#

Shipper

General

The person or company that sends the goods, usually the seller or exporter. Also called the consignor.

#

Shipper's Letter of Instruction

SLIDocuments

A document in which the exporter gives the forwarder its shipping and export filing instructions.

#

Stuffing / Stripping

Ocean

Stuffing is loading cargo into a container. Stripping (or devanning) is unloading it.

#

Supply Chain

General

The full network of suppliers, manufacturers, warehouses, carriers and retailers that moves a product from raw material to the customer.

#

Surcharge

General

An extra fee added to a base freight rate, such as for fuel, peak season, security or congestion.

#
T

Tare Weight

Ocean

The weight of an empty container or vehicle.

#

Tariff

Customs & Trade

A tax on imported goods, or a published schedule of rates and charges set by a government or carrier.

#

Telex Release

Documents

An electronic release of cargo at destination after the original bills of lading are surrendered at origin, so no paper originals need to travel.

#

Terminal Handling Charge

THCOcean

A fee for handling containers at the port terminal, charged at origin and destination.

#

TEU

Ocean

Twenty-foot Equivalent Unit, the standard measure of container capacity. One 20-foot container equals one TEU.

#

Transit Time

General

The time a shipment takes from departure to arrival.

#

Transshipment

General

Moving cargo from one vessel or aircraft to another at an intermediate hub before it reaches its final destination.

#
U

ULD (Unit Load Device)

Air

A pallet or container used to load cargo and baggage on aircraft.

#

Ultimate Consignee

Customs & Trade

The final party that receives and uses the exported goods, reported in US export filings.

#

UN Number

General

A 4-digit number that identifies a dangerous substance for transport, for example UN1263 for paint.

#

USMCA

Customs & Trade

The United States-Mexico-Canada Agreement. Goods that meet its rules of origin can move between the three countries with reduced or zero duties.

#
V

Value Added Tax

VATCustoms & Trade

A consumption tax charged on imports in many countries, usually on the goods value plus freight, insurance and duty.

#

Verified Gross Mass

VGMOcean

The confirmed total weight of a packed container, which must be provided to the carrier before loading under SOLAS rules.

#

VOCC

Ocean

Vessel Operating Common Carrier, a shipping line that owns or operates the vessels.

#

Volumetric Weight

General

A weight calculated from the shipment's dimensions. Carriers charge it when it is higher than the actual weight. See Chargeable Weight.

#
W

W/M (Weight or Measure)

Ocean

The LCL pricing basis: freight is charged on 1,000 kg or 1 CBM, whichever gives the higher amount.

#

War Risk Surcharge

Ocean

An extra charge carriers add for sailing through areas with conflict or security risks.

#

Warehouse Management System

WMSWarehousing

Software that tracks inventory, locations, receiving, picking and shipping inside a warehouse.

#

Warehouse Receipt

Warehousing

A document a warehouse issues to confirm it has received and is storing specific goods.

#
X

X-Ray Screening

Air

Security scanning of air cargo, required before it can be loaded on aircraft.

#
Y

Yard Management System

YMSWarehousing

Software that manages trucks and trailers in a warehouse or distribution center yard, including dock scheduling.

#
Z

Zone Skipping

Trucking

Consolidating many parcels into one truckload to move them close to their destination region before handing them to a local carrier, cutting cost and transit time.

#

Need Help With A Shipment?

Our Chicago team handles ocean, air, trucking and customs clearance every day. Get a clear quote in plain English.