CSMS # 66224692 - Resolved - ACE DIS: Document Image System Email Response Delay Issue U.S. Customs and Border Protection sent this bulletin at 09/13/2025 04:58 PM EDT Cargo Systems Messaging Service CSMS # 66224692 - Resolved - ACE DIS: Document Image System Email Response Delay Issue The DIS email response delay issue is resolved. CBP is troubleshooting an issue that's causing delays in email responses to the ACE Document Image System (DIS). Filers do no need to resubmit emails.