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Documents

    • ACE Summary of Changes to AESTIR | Guidance

      This page provides the message formats and technical specifications necessary to electronically transmit data to CBP's automated systems.

    • ACE Development and Deployment Schedule | Guidance

      U.S. Customs and Border Protection (CBP) maintains a notional development and deployment schedule (Dev/Dep schedule) of planned ACE enhancements. This schedule reflects those enhancements that have been prioritized and funded, and that CBP has begun developing. This is a notional schedule, and it is...

    • Drawback Guidelines (v25) | Guidance

      Drawback Guidelines (v25) To facilitate preparations for programming Superfund, CBP is providing this DRAFT guidance. The reader should be advised that this technical document is considered a DRAFT and is subject to revision before a final version is provided. Any decisions a reader makes based on...

    • ACE Exports Ocean X12 - 353 Customs Events Advisory Details | Guidance

      This page provides the message formats and technical specifications necessary to electronically transmit data to CBP's automated systems. This document is being posted to this portal to provide stakeholders with useful information.

    • EPA Supplemental CATAIR Guidelines | Guidance

      This information is provided by EPA for the trade. It includes their agency-specific guidance on data submission via the PGA Message Set.