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System MaintenanceACECSMS #68163452 ·

CBP held ACE system maintenance overnight on March 28-29, 2026

CBP title: ACE Production Standard Invasive Maintenance from 10:00 p.m. ET Saturday, March 28, 2026, to 4:00 a.m. ET Sunday, March 29, 2026

This message is from March 26, 2026. Later CSMS messages may have changed it. See the latest trade news

What did CBP announce?

CBP announced ACE production standard invasive maintenance from 10:00 p.m. ET Saturday, March 28, 2026, to 4:00 a.m. ET Sunday, March 29, 2026. The message did not describe what functions were affected during the window. This notice was for planning around a past system outage.

What is Allied's position?

This maintenance window has passed and does not affect entries filed today. Clients do not need to take any action regarding this notice. If a client believes an entry was affected by this outage, they should ask us to review it.

General information, not legal advice.

What does the CBP message say?

There will be ACE production standard invasive maintenance from 10:00 p.m. ET Saturday, March 28, 2026, to 4:00 a.m. ET Sunday, March 29, 2026.

Read the official CSMS #68163452

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