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System MaintenanceACECSMS #70187331 ·

ACE Certification environment down for extended maintenance on October 17, 2026

CBP title: ACE Certification Out of Cycle Extended Invasive Maintenance Window on October 17, 2026, from 8:00 a.m. to 9:00 p.m. ET

What did CBP announce?

CBP announced an out of cycle extended invasive maintenance window for the ACE Certification environment. The window runs on October 17, 2026, from 8:00 a.m. to 9:00 p.m. ET.

What is Allied's position?

This maintenance affects the ACE Certification (test) environment, not the production system we use to file entries. Clients do not need to act.

General information, not legal advice.

What does the CBP message say?

Please be advised there will be an ACE Certification out of cycle extended invasive maintenance window on October 17, 2026, from 8:00 a.m. to 9:00 p.m. ET.

Read the official CSMS #70187331

Which terms does this use?

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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.

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