REMINDER: ACE Portal Platform Maintenance Set for Tonight

CSMS # 55104039 - REMINDER: ACE Portal Platform Maintenance Set for Tonight U.S. Customs and Border Protection sent this bulletin at 02/14/2023 04:46 PM EST CSMS # 55104039 - REMINDER: ACE Portal Platform Maintenance Set for Tonight T he ACE Portal platform will undergo system maintenance on Wednesday, February 15 at 12:00 a.m. ET. During this planned maintenance window, ACE Portal users will be unable to access the ACE Portal. The estimated maintenance duration will be five minutes. During the maintenance window, ACE Portal users will receive an error message indicating that the system is unavailable. Users should try logging on again when the maintenance window is complete.  If users are unable to access the ACE Portal following the maintenance window, please close your browser, clear your cache, and try again.