CSMS 65533669·Operational·July 3, 2025·View on csms.cbp.gov ↗

Air Manifest transmissions receiving '199 CALL CBP FOR EXPLANATION' Rejection

Plain-English explanation

CSMS 65533669 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin (operational), published on July 3, 2025. It carries the official CBP guidance brokers and importers must follow for the topic — "Air Manifest transmissions receiving '199 CALL CBP FOR EXPLANATION' Rejection". 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 # 65533669 - Air Manifest transmissions receiving "199 CALL CBP FOR EXPLANATION" Rejection U.S. Customs and Border Protection sent this bulletin at 07/03/2025 06:37 PM EDT Cargo Systems Messaging Service CSMS # 65533669 - Air Manifest transmissions receiving "199 CALL CBP FOR EXPLANATION" Rejection CBP is aware that some Air Manifest transmissions received a "199 CALL CBP FOR EXPLANATION" Reject. The issue has been corrected. Air Manifest Participants should retransmit any affected air waybills. 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 65533669?

CSMS 65533669 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin titled "Air Manifest transmissions receiving '199 CALL CBP FOR EXPLANATION' Rejection". 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 65533669 published?

CBP published CSMS 65533669 on July 3, 2025. 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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