CSMS 48395804·System update·June 3, 2021·View on csms.cbp.gov ↗

Updated ACE CATAIR Error Dictionary on CBP.GOV

Plain-English explanation

CSMS 48395804 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin (system update), published on June 3, 2021. It carries the official CBP guidance brokers and importers must follow for the topic — "Updated ACE CATAIR Error Dictionary on CBP.GOV". 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 #48395804 - Updated ACE CATAIR Error Dictionary on CBP.GOV U.S. Customs and Border Protection sent this bulletin at 06/03/2021 09:53 AM EDT Cargo Systems Messaging Service CSMS #48395804 - Updated ACE CATAIR Error Dictionary on CBP.GOV The ACE CATAIR Error Dictionary has been updated under the Supporting Documents tab on cbp.gov. Updates include: Two new conditions for the Aluminum license roll-out; One new condition for the Manifest number special character validation; and Description for three existing conditions to correctly identify the FTZ number's position in the AE transaction. Questions or concerns should be directed to Entry Summary, Accounts & Revenue Division (ESAR) at esar@cbp.dhs.gov . 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 48395804?

CSMS 48395804 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin titled "Updated ACE CATAIR Error Dictionary on CBP.GOV". 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 48395804 published?

CBP published CSMS 48395804 on June 3, 2021. 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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