CSMS 50599181·System update·January 5, 2022·View on csms.cbp.gov ↗

Updated ACE CATAIR Error Dictionary on CBP.GOV

Plain-English explanation

CSMS 50599181 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin (system update), published on January 5, 2022. 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

The ACE CATAIR Error Dictionary has been updated under the Supporting Documents tab on cbp.gov. The following have been added to the Error Dictionary: ASTERISK("*") NOT ALLOWED IN LINE ITM ID: In a trade filing, an asterisk ("*") is not allowed in the any position of the Line Item Identifier. ACTION NOT ALLOWED-ENTRY TYPE CONFLICT: The Entry Number provided is not the type of entry that can be modified with this transactions. For example: a Reconciliation Entry (Type 09) cannot be modified by the AE transaction. DISTRICT/PORT OF ENTRY INACTIVE: The Port code specified in the EDI B-Record (Block) must be an active port. For any technical questions regarding this update, please contact your assigned Client Representative. Questions or concerns should be directed to Entry Summary, Accounts & Revenue Division (ESAR) at esar@cbp.dhs.gov .

Frequently asked questions

What is CSMS 50599181?

CSMS 50599181 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 50599181 published?

CBP published CSMS 50599181 on January 5, 2022. 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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