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System MaintenanceACECSMS #67926543 ·

CBP Held ACE Certification Maintenance Window on March 4, 2026

CBP title: ACE Certification Standard Invasive Maintenance Window on March 4, 2026 from 5:00 p.m. ET to 8:00 p.m. ET

This message is from March 3, 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 on March 4, 2026, from 5:00 p.m. to 8:00 p.m. ET. The notice did not describe which ACE certification functions were affected or give further detail.

What is Allied's position?

This was a routine, one time maintenance window for the ACE certification environment and has no ongoing effect on entries we file today. Clients did not need to take any action at the time and do not need to do anything now.

General information, not legal advice.

What does the CBP message say?

There will be an ACE certification standard invasive maintenance window on March 4, 2026, from 5:00 p.m. ET to 8:00 p.m. ET.

Read the official CSMS #67926543

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