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ACE Imports Rail X12 - 355 Customs Acceptance/Rejection

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

Attachment Ext. Size Date
ACE Imports Rail X12 - 355 Customs Acceptance/Rejection PDF 837.86 KB 06/30/2023

CBP Publication Number

Pub # 0875-0419

    Topics
  • Automated Commercial Environment (ACE)
  • EO13891
Last Modified: Jul 03, 2023