On August 14, 2017, U.S. Customs and Border Protection (CBP) published in the Federal Register a general notice that announces that CBP is modifying the Automated Commercial Environment (ACE) Export Manifest for Rail Cargo Test, a National Customs Automation Program (NCAP) test concerning ACE export manifest capability, by changing the reporting requirements for certain data elements. CBP is also extending the test and will be accepting additional applications for participation in this modified test from all parties meeting the eligibility requirements.

The modifications of the ACE Export Manifest for Rail Cargo Test set forth in this document are effective August 14, 2017. The modified test will run until October 9, 2018. Applications from additional participants may be submitted at any time. Current test participants do not need to reapply. Comments concerning this notice and all aspects of the test may be submitted at any time during the test period to the email address given in the notice.