CBP held an ACE maintenance window in May 2026, now past
CBP title: ACE Certification Standard Invasive Maintenance Window on May 6, 2026 from 5:00 p.m. to 8:00 p.m. ET
This message is from May 5, 2026. Later CSMS messages may have changed it. See the latest trade news
What did CBP announce?
CBP announced an ACE certification standard invasive maintenance window on May 6, 2026, from 5:00 p.m. to 8:00 p.m. ET. This was a scheduled system maintenance event affecting the ACE platform used for entry filing. It applied to all users of the ACE system during that window.
What is Allied's position?
This was a routine, one time maintenance window that has already passed. It did not require any action from clients and does not affect entries filed today. Clients do not need to do anything about this message.
General information, not legal advice.
What does the CBP message say?
There will be an ACE certification standard invasive maintenance window on May 6, 2026, from 5:00 p.m. to 8:00 p.m. ET.