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System MaintenanceACECSMS #68211899 ·

CBP held ACE test system maintenance window on April 1, 2026

CBP title: ACE Certification Standard Invasive Maintenance Window on April 1, 2026 from 5:00 p.m. ET to 8:00 p.m. ET

This message is from March 31, 2026. Later CSMS messages may have changed it. See the latest trade news

What did CBP announce?

CBP announced an ACE certification standard invasive maintenance window for April 1, 2026 from 5:00 p.m. to 8:00 p.m. ET. This affected the ACE certification (test) environment. The message did not describe any effect on production filing.

What is Allied's position?

This was a routine maintenance window for CBP's ACE certification test environment, not the production system Allied uses to file entries. It has already passed and required no action from clients then or now. Clients do not need to do anything.

General information, not legal advice.

What does the CBP message say?

There will be an ACE certification standard invasive maintenance window on April 1, 2026 from 5:00 p.m. ET to 8:00 p.m. ET.

Read the official CSMS #68211899

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