CSMS # 65835569 - ACE Certification Standard Invasive Maintenance Window on August 06, 2025, from 5:00 pm to 8:00 pm ET U.S. Customs and Border Protection sent this bulletin at 08/05/2025 11:19 AM EDT Cargo Systems Messaging Service CSMS # 65835569 - ACE Certification Standard Invasive Maintenance Window on August 06, 2025, from 5:00 pm to 8:00 pm ET Please be advised there will be an ACE Certification Standard Invasive Maintenance Window on August 06, 2025, from 5:00 pm to 8:00 pm ET.