CBP held ACE maintenance window in December 2025
CBP title: ACE Production Standard Invasive Maintenance from 10:00 p.m. ET Saturday, December 20, 2025, to 4:00 a.m. ET Sunday, December 21, 2025
This message is from December 18, 2025. Later CSMS messages may have changed it. See the latest trade news
What did CBP announce?
CBP announced a scheduled ACE Production Standard Invasive Maintenance window from 10:00 p.m. ET on Saturday, December 20, 2025, to 4:00 a.m. ET on Sunday, December 21, 2025. This maintenance affected ACE system availability during that overnight period.
What is Allied's position?
This was a routine, time-limited maintenance notice and has already passed. It required no action from clients at the time and has no ongoing effect on entries we file today.
General information, not legal advice.
What does the CBP message say?
Please be advised there will be an ACE Production Standard Invasive Maintenance from 10:00 p.m. ET Saturday, December 20, 2025, to 4:00 a.m. ET Sunday, December 21, 2025.