CBP held ACE maintenance overnight on May 16-17, 2026
CBP title: ACE Production Standard Invasive Maintenance from 10:00 p.m. ET Saturday, May 16, 2026 to 4:00 a.m. ET Sunday, May 17, 2026
This message is from May 14, 2026. Later CSMS messages may have changed it. See the latest trade news
What did CBP announce?
CBP announced ACE production standard invasive maintenance from 10:00 p.m. ET on Saturday, May 16, 2026 to 4:00 a.m. ET on Sunday, May 17, 2026. This was a scheduled system maintenance window affecting ACE availability. The message did not specify which ACE functions were affected.
What is Allied's position?
This was a routine, time-limited maintenance window that has long since passed. It does not affect any entries we file today, and clients do not need to take any action regarding this notice.
General information, not legal advice.
What does the CBP message say?
There will be ACE production standard invasive maintenance from 10:00 p.m. ET Saturday, May 16, 2026, to 4:00 a.m. ET Sunday, May 17, 2026.