CSMS # 67043654 - ACE Certification Standard Invasive Maintenance Window on Wednesday, December 10, 2025, from 5:00 pm to 8:00 pm ET U.S. Customs and Border Protection sent this bulletin at 12/09/2025 10:29 AM EST Cargo Systems Messaging Service CSMS # 67043654 - ACE Certification Standard Invasive Maintenance Window on Wednesday, December 10, 2025, from 5:00 pm to 8:00 pm ET Please be advised there will be an ACE Certification Standard Invasive Maintenance Window on Wednesday, December 10, 2025, from 5:00 pm to 8:00 pm ET.