Section 321 is a shipment type used in the Customs and Border Protection (CBP) ACE system that allows low-value shipments of <=$800 USD to be cleared through the border without paying duty or tax. To qualify for Section 321 shipment type any goods being imported into the US should not exceed a value of 800 [...]
The following messages are summarized in the CBP ACE Air CAMIR document. ACE Air eManifest was formally referred to as AMS Air or Automated Manifest System. The FRI (Freight Report Inbound) message is used for reporting advance Air eManifest data to the CBP ACE eManifest system.  This message is, however, not usable in amending air [...]
An Express Consignment Carrier Facility (ECCF) refers to a shared or separate specialized facility that has been authorized by the port director to handle the inspection and clearance of express consignment shipments. It is, for the most part, a bonded warehouse with the authorization and capacity to process high volumes of parcels coming into the [...]
Automated Manifest System (AMS) Air The CBP legacy system was known as AMS Air.  Later CBP upgraded and moved the AMS Air system platform to the ACE (Automated Commercial Environment) platform.  After this move, CBP refers to the AMS Air system as ACE Air or ACE Air eManifest. Automated Commercial Environment (ACE Air eManifest) ACE [...]