CSMS # 63012437 - ACE Certification Standard Invasive Maintenance Window U.S. Customs and Border Protection sent this bulletin at 11/12/2024 04:24 PM EST Cargo Systems Messaging Service CSMS # 63012437 - ACE Certification Standard Invasive Maintenance Window Please be advised there will be an ACE Certification Standard Invasive Maintenance Window on November 13, 2024, from 5:00 p.m. to 8:00 p.m. ET.