CSMS 61821998·Operational·August 16, 2024·View on csms.cbp.gov ↗

Update to CBP Air Cargo Advance Screening (ACAS) Implementation Guide Document

Plain-English explanation

CSMS 61821998 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin (operational), published on August 16, 2024. It carries the official CBP guidance brokers and importers must follow for the topic — "Update to CBP Air Cargo Advance Screening (ACAS) Implementation Guide Document". 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 # 61821998 - Update to CBP Air Cargo Advance Screening (ACAS) Implementation Guide Document U.S. Customs and Border Protection sent this bulletin at 08/16/2024 05:54 PM EDT Cargo Systems Messaging Service CSMS # 61821998 - Update to CBP Air Cargo Advance Screening (ACAS) Implementation Guide Document CBP has been reviewing the current ACAS Implementation Guide (IG) which was last updated in 2019. As there has been no significant changes to the guide in the last 5 years, we are always looking at ways to better improve how we adjudicate ACAS shipments. This being the case, CBP has formulated additional optional data elements that would assist in getting better fidelity on the shipment and parties involved. The new IG can be found here: https://www.cbp.gov/border-security/ports-entry/cargo-security/acas . Please reference the Summary of Document Changes at the end of the document, particularly related to Established Shipper Account and Regulated Agent data, which include new optional data elements that will assist CBP in better identifying high-risk shipments. These changes are expected to be deployed to the Production (PROD) environment no earlier than 08/20/2024. Stakeholders can test in their respective Certification (CERT) environment in accordance with existing procedures. For questions about implementation of these changes, please contact ntcacasonboarding@cbp.dhs.gov . For technical questions, please contact your assigned Client Representative. 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 61821998?

CSMS 61821998 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin titled "Update to CBP Air Cargo Advance Screening (ACAS) Implementation Guide Document". 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 61821998 published?

CBP published CSMS 61821998 on August 16, 2024. 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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