CSMS Weekly Digest: Apr 25 - May 1, 2026
Here's your weekly summary of 9 CSMS messages from U.S. Customs and Border Protection.
Action Required(4)
Review the ACE CATAIR PGA Message Set update and HSU 2609 for immediate filing impacts, and plan around the scheduled ACE production maintenance window the night of May 2–3, 2026. The ACE Truck Manifest and References Tab outage in the Mod Portal has been resolved.
Update to ACE CATAIR PGA Message Set is Now Available
The ACE CATAIR PGA Message Set has been updated. The document can be found here: https://www.cbp.gov/document/guidance/pga-message-set Two new qualifier codes (LAT, LON) were added to the PG60 record...
Resolved - ACE Truck Manifest and References Tab applications are currently unavailable in the ACE Mod Portal.
The issue with accessing ACE Portal Truck Manifest and References Tab applications, including ACE Reports through ACE Mod Portal is resolved. Please clear your internet browser cache and try again.
Harmonized System Update (HSU) 2609
Harmonized System Update (HSU) 2609 was created on April 29, 2026, and contains six Harmonized Tariff Records and 19 Automated Broker Interface (ABI) records. This HSU contains updates to the Harmon...
ACE Production Standard Invasive Maintenance from 10:00 p.m. ET Saturday, May 2, 2026, to 4:00 a.m. ET Sunday, May 3, 2026
There will be ACE production standard invasive maintenance from 10:00 p.m. ET Saturday, May 2, 2026, to 4:00 a.m. ET Sunday, May 3, 2026.
Tariff(1)
HSU 2609 has been published and should be reviewed promptly to ensure classification accuracy and avoid filing errors against outdated tariff data.
Pga Update(2)
CBP has issued two updates to the PGA Flag Enforcement Table, including a footnote revision — brokers should verify current PGA filing requirements against the latest version posted on CBP.gov.
PGA Flag Enforcement Table – Footnote Update
The April 27, 2026 version of the PGA Flag Enforcement table reinserts footnote #4. The updated document can be found in the Draft Chapters section: https://www.cbp.gov/trade/automated/catair For ...
PGA Flag Enforcement Table Updated on CBP.gov
U.S. Customs and Border Protection (CBP) has updated the Partner Government Agency (PGA) Flag Enforcement Table and is now available in the Draft Chapters section online: https://www.cbp.gov/trade/aut...
System Update(1)
An updated ACE CATAIR PGA Message Set is now available; developers and filers using EDI should incorporate the new message set specifications into their systems as soon as possible.
System Maintenance(4)
The ACE Truck Manifest and References Tab applications in the Mod Portal experienced an unplanned outage that has since been resolved; also note the upcoming scheduled invasive maintenance for ACE production on the night of May 2–3, 2026 (10:00 p.m.–4:00 a.m. ET). ACE Certification environment maintenance was completed April 29.
Resolved - ACE Truck Manifest and References Tab applications are currently unavailable in the ACE Mod Portal.
The issue with accessing ACE Portal Truck Manifest and References Tab applications, including ACE Reports through ACE Mod Portal is resolved. Please clear your internet browser cache and try again.
ACE Truck Manifest and References Tab applications are currently unavailable in the ACE Mod Portal.
CBP is aware that ACE Truck Manifest and References Tab applications, including ACE Reports, are currently unavailable in the ACE Mod Portal. There is no impact to EDI processing and all other ACE a...
ACE Production Standard Invasive Maintenance from 10:00 p.m. ET Saturday, May 2, 2026, to 4:00 a.m. ET Sunday, May 3, 2026
There will be ACE production standard invasive maintenance from 10:00 p.m. ET Saturday, May 2, 2026, to 4:00 a.m. ET Sunday, May 3, 2026.
ACE Certification Standard Invasive Maintenance Window on April 29, 2026 from 5:00 p.m. to 8:00 p.m. ET
There will be an ACE certification standard invasive maintenance window on April 29, 2026, from 5:00 p.m. to 8:00 p.m. ET.
General Notice(1)
ACE Portal Account Owners are reminded that they have the ability to directly reactivate deactivated account users without contacting the Help Desk, streamlining access management.