CSMS # 67557993 - Resolved – ACE Reports 524 Time Out Error

U.S. Customs and Border Protection sent this bulletin at 01/30/2026 11:33 AM EST

Cargo Systems Messaging Service

CSMS # 67557993 - Resolved – ACE Reports 524 Time Out Error

On January 29, 2026, U.S. Customs and Border Protection deployed an update to the Automated Commercial Environment (ACE) Reports application. This update resolves the increased occurrence of 524 (time-out) errors that some users experienced when running reports. This issue was limited to running reports in ACE and did not impact trade operations.

If you continue to encounter time-out errors or any other issue in ACE Reports, please contact the CBP ACE Help Desk at (866) 530-4172 or ace.support@cbp.dhs.gov, or reach out to the ACE Reports team directly at ace.reports@cbp.dhs.gov.   

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