| AN (U.S.) | Arrival Notice: U.S. Equivalent of an ANF, advice to consignee of goods coming forward, also called the Notice of Arrival |
| AAMS | Air Automated Manifest System |
| ACT | Active Temperature controlled System |
| ADR | International and European contract for hazardous goods transports on the road |
| ANF (Europe) | Arrival Notification Form- advice to consignee of goods coming forward, also called the Notice of Arrival |
| ATA Carnet | Admission Temporaire- makes the customs clearance of certain temporary importations and exportations |
| Ad Valorem | According to the Value- based on value |
| AMS | Automatic Manifest Systems- is a cargo release notification and inventory control system |
| ABI | Automated Broker Interface- a computer system used by custom house brokers to communicate import information to U.S. Customs |