CSMS 63143809·Operational·November 22, 2024·View on csms.cbp.gov ↗

Harmonized System Updates (HSU) 2417 and 2418

Plain-English explanation

CSMS 63143809 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin (operational), published on November 22, 2024. It carries the official CBP guidance brokers and importers must follow for the topic — "Harmonized System Updates (HSU) 2417 and 2418". 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 # 63143809 - Harmonized System Updates (HSU) 2417 and 2418 U.S. Customs and Border Protection sent this bulletin at 11/22/2024 06:14 PM EST Cargo Systems Messaging Service CSMS # 63143809 - Harmonized System Updates (HSU) 2417 and 2418 Harmonized System Update (HSU) 2417 was created on November 21st, 2024, and contains 5,000 harmonized tariff records and 24,040 ABI records. Harmonized System Update (HSU) 2418 was created on November 21st, 2024, and contains 667 harmonized tariff records and 3,242 ABI records. HSU 2417 and 2418 contain the 2024 Cotton Fee amendments and PGA flag updates. For more information, please see CSMS #63035311 Questions or concerns with the Harmonized System Update should be directed to HTS admin at HTSAdmin@cbp.dhs.gov Related: CSMS #63035311 , CSMS # 63049078 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 63143809?

CSMS 63143809 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin titled "Harmonized System Updates (HSU) 2417 and 2418". 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 63143809 published?

CBP published CSMS 63143809 on November 22, 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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