CSMS 41064863·System update·December 20, 2019·View on csms.cbp.gov ↗

ACE PRODUCTION Scheduled Maintenance, Sat. Dec 21, 2019@ 2200 to 0400 ET Sun. Dec 22

Plain-English explanation

CSMS 41064863 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin (system update), published on December 20, 2019. It carries the official CBP guidance brokers and importers must follow for the topic — "ACE PRODUCTION Scheduled Maintenance, Sat. Dec 21, 2019@ 2200 to 0400 ET Sun. Dec 22". CSMS messages are the operational layer between Commerce determinations and at-the-border collections: when Commerce publishes a new rate, scope ruling, or instruction, CBP turns it into a CSMS that ACE/ACS systems and brokers act on.

Message body

Full text as published by U.S. Customs and Border Protection

CSMS #41064863 - ACE PRODUCTION Scheduled Maintenance, Sat. Dec 21, 2019@ 2200 to 0400 ET Sun. Dec 22 U.S. Customs and Border Protection sent this bulletin at 12/20/2019 02:07 PM EST Cargo Systems Messaging Service CSMS #41064863 - ACE PRODUCTION Scheduled Maintenance, Sat. Dec 21, 2019@ 2200 to 0400 ET Sun. Dec 22 There will be ACE PRODUCTION Scheduled Maintenance Saturday evening, December 21, 2019 from 2200 ET to 0400 ET Sunday, December 22, 2019 for the following ACE Deployment: Drawback • Resolved the issue related to a validation for related MTINs (Manufactured Tracking Identification Number) that was not working as intended (D528 error - NO MTIN FND #{MTIN}/ACTN CODE MISMATCH ). This fix is also currently available in ACE Certification environment. Update your subscriptions, modify your password or e-mail address, or stop subscriptions at any time on your Subscriber Preferences Page . You will need to use your e-mail address to log in. If you have questions or problems with the subscription service, please contact subscriberhelp.govdelivery.com . This service is provided to you at no charge by U.S. Customs and Border Protection . Privacy Policy | GovDelivery is providing this information on behalf of U.S. Department of Homeland Security, and may not use the information for any other purposes. Powered by Privacy Policy | Cookie Statement | Help

Frequently asked questions

What is CSMS 41064863?

CSMS 41064863 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin titled "ACE PRODUCTION Scheduled Maintenance, Sat. Dec 21, 2019@ 2200 to 0400 ET Sun. Dec 22". CSMS bulletins are the operational instructions CBP issues to brokers, importers, and ACE filers covering rate changes, system updates, scope guidance, and other day-to-day customs-operations changes.

When was CSMS 41064863 published?

CBP published CSMS 41064863 on December 20, 2019. The bulletin's instructions are typically operative as of the publication date unless the body specifies a different effective date.

Is the CBP CSMS the legally binding instruction?

Yes — for at-the-border filing and entry collection. CSMS messages translate Commerce's Federal Register determinations into operational CBP instructions that ACE/ACS systems and brokers execute. The Federal Register notice is the underlying legal authority; the CSMS is the operational implementation. Both should be read together when reconciling a rate or scope change.

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