IMPORTANT: ACE Portal Platform Maintenance Set for February 11 and February 15

CSMS # 55054245 - IMPORTANT: ACE Portal Platform Maintenance Set for February 11 and February 15 U.S. Customs and Border Protection sent this bulletin at 02/10/2023 12:24 PM EST CSMS # 55054245 - IMPORTANT: ACE Portal Platform Maintenance Set for February 11 and February 15 The ACE Portal platform will undergo system maintenance on February 11 and February 15. During these planned maintenance windows, ACE Portal users will be unable to access the ACE Portal. Below are the maintenance schedule details: Date: Saturday, February 11 Start Time: 11:00 a.m. ET Estimated Duration: 1-5 minutes Date: Wednesday, February 15 Start Time: 12:00 a.m. ET Estimated Duration: 5 minutes During the maintenance windows, ACE Portal users will receive an error message indicating that the system is unavailable. Users should try logging on again when the maintenance windows are complete.  If users are unable to access the ACE Portal following the maintenance window, please close your browser, clear your cache, and try again.