CSMS # 66180528 - ACE Certification Standard Invasive Maintenance Window on September 10, 2025, from 5:00 p.m. to 8:00 p.m. ET U.S. Customs and Border Protection sent this bulletin at 09/09/2025 02:53 PM EDT Cargo Systems Messaging Service CSMS # 66180528 - ACE Certification Standard Invasive Maintenance Window on September 10, 2025, from 5:00 p.m. to 8:00 p.m. ET There will be an ACE Certification Standard Invasive Maintenance Window on September 10, 2025, from 5:00 p.m. to 8:00 p.m. ET.