CSMS & Rulings
Every CBP bulletin and CROSS ruling, indexed and searchable. No account required.
Last updated Aug 16, 2026
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CSMSCSMS 69370520 · Jul 28, 2026 · ACE ops
ACE Certification Standard Invasive Maintenance Window from 5:00 p.m. ET to 8:00 p.m. ET
CBP announces a scheduled ACE certification environment maintenance window on July 29, 2026, from 5:00 p.m. to 8:00 p.m. ET.
CSMSCSMS 69368975 · Jul 28, 2026 · ACE ops
New e214 Error Code Validation for Post Admission Corrections and Updated Appendix P
CBP announced implementation of a new e214 error code for Post Admission Corrections in ACE, along with an updated ACE Appendix P (FTZ Admission Error Codes) reflecting added and removed error codes.
CSMSCSMS 69368723 · Jul 28, 2026 · PGA, ACE ops
Consumer Product Safety Commission (CPSC) Implementation Guide and Partner Government Agency (PGA) Flag Enforcement Table Documents Updated on CBP.gov
CBP announced that the CPSC Implementation Guide and PGA Flag Enforcement Table documents have been moved from the draft/future capabilities section to the official PGA Message Set Documents section on CBP.gov's CATAIR page.
CSMSCSMS 69321612 · Jul 23, 2026 · ACE ops
ACE Production Standard Invasive Maintenance from 10:00 p.m. ET Saturday, July 25, 2026 to 4:00 a.m. ET Sunday, July 26, 2026
CBP announced a scheduled ACE production standard invasive maintenance window from 10:00 p.m. ET Saturday, July 25, 2026 to 4:00 a.m. ET Sunday, July 26, 2026.
CSMSCSMS 69298180 · Jul 21, 2026 · ACE ops
Additional Implementation Guides posted for Entry Type 13 Test in ACE for U.S. Mail Processing (INT-057) and Mail Entry Type 13 Test (CBP-290)
CBP announced additional ACE implementation guide updates, including draft CATAIR Entry Summary Query and Error Dictionary documents, supporting the Entry Type 13 test for U.S. Mail Processing.
CSMSCSMS 69297862 · Jul 21, 2026 · ACE ops
ACE Certification Extended Invasive Maintenance Window on July 22, 2026 from 5:00 p.m. ET to 10:00 p.m. ET.
CBP announces an ACE Certification environment extended invasive maintenance window scheduled for July 22, 2026, from 5:00 p.m. to 10:00 p.m. ET.
CSMSCSMS 69289734 · Jul 20, 2026 · ACE ops
Implementation of Entry Type 13 Test in ACE for U.S. Mail Processing (INT-057) and Mail Entry Type 13 Test (CBP-290) – Deploying to ACE CERT Environment on July 24, 2026 and to ACE PROD Environment on September 22, 2026
CBP announces deployment of the Entry Type 13 Test for U.S. Mail Processing in ACE, to be available in CERT on July 24, 2026 and PROD on September 22, 2026, implementing a new entry type and related EDI updates for USPS international mail shipment data, with associated CATAIR and implementation guides.
CSMSCSMS 69271650 · Jul 17, 2026 · 232, ACE ops
New Validation for Import Adjustment Offset for Section 232 Duties for Automobile and Medium and Heavy-Duty Vehicle Parts to Deploy July 18, 2026 – ACE CATAIR Error Dictionary Updated
CBP announces a new ACE validation deploying July 18, 2026 for import adjustment offsets related to Section 232 duties on automobile and medium/heavy-duty vehicle parts, with updates to the ACE CATAIR Error Dictionary adding new error codes for auto part credit processing.
CSMSCSMS 69268077 · Jul 17, 2026 · ACE ops
Update to ACE CATAIR Error Dictionary: New Error F875 IMPORTER INACTIVE FOR ENTRY PURPOSES
CBP announced an update to the ACE CATAIR Error Dictionary adding a new error code F875 for importers deemed inactive for entry purposes, deployed to CERT and PROD environments in mid-2026.