Modernized ACE Portal Production Maintenance Window on 02/25/2022 from 11:00 a.m. to 12:00 p.m. EST

CSMS #51137855 - Modernized ACE Portal Production Maintenance Window on 02/25/2022 from 11:00 a.m. to 12:00 p.m. EST U.S. Customs and Border Protection sent this bulletin at 02/25/2022 10:51 AM EST CSMS #51137855 - Modernized ACE Portal Production Maintenance Window on 02/25/2022 from 11:00 a.m. to 12:00 p.m. EST There will be a modernized ACE Portal Production maintenance window on 02/25/2022 from 11:00 a.m. to 12:00 p.m. EST. Users may be unable to access the modernized ACE Portal during this time. If users are unable to access the modernized ACE Portal following the maintenance window, users are advised to close their browser, clear their cache, and try again.