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General NoticeACECSMS #69129195 ·

CBP Ran a Short ACE Maintenance Outage in July 2026

CBP title: ACE Unplanned Outage

This message is from July 2, 2026. Later CSMS messages may have changed it. See the latest trade news

What did CBP announce?

CBP announced a planned ACE system outage from 7:00 p.m. to about 9:00 p.m. Eastern time. The outage affected Multi-Modal Manifest, Air/Ocean/Rail EDI, Truck Manifest Mod, Mod ACE Portal Access, Cargo Release, and Entry Summary. CBP scheduled the work to address performance issues.

What is Allied's position?

This was a one-time maintenance window that has already passed. It did not change any filing rules and does not affect entries we file now. Clients do not need to take any action regarding this notice.

General information, not legal advice.

What does the CBP message say?

ACE System will be down for maintenance from 7:00p to approx. 9:00p ET to address performance issues. This will impact the following apps: - Multi-Modal Manifest (MMM) User Interface - Air/Ocean/Rail EDI - Truck Manifest Mod (TMM) - Mod ACE Portal Access - Cargo Release - Entry Summary

Read the official CSMS #69129195

Which terms does this use?

Does this change affect your entries?

Send us your entry numbers or your product list. A licensed customs broker tells you what the change means for your goods.

Call (908) 291-8001 or email info@alliedchb.com