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ACE Certification Standard Invasive Maintenance Window on September 16, 2026 from 5:00 p.m. ET to 8:00 p.m. ET

15 September 2026

In plain English

CSMS #69913228 announces a standard invasive maintenance window for the ACE certification environment on September 16, 2026 from 5:00 p.m. to 8:00 p.m. ET.

Read the official notice
Topic
Customs operations
Regulator
CBP
Published
15 September 2026
For
Imports and Exports
Where it applies
United States
Source
CBP CSMS

From the notice

There will be an ACE c ertification s tandard i nvasive m aintenance w indow on September 1 6, 202 6 from 5:00 p . m . E T to 8 :00 p . m . ET.

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