CSMS 48652848·Operational·July 1, 2021·View on csms.cbp.gov ↗

Harmonized System Update (HSU) 2106 created on June 25, 2021

Plain-English explanation

CSMS 48652848 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin (operational), published on July 1, 2021. It carries the official CBP guidance brokers and importers must follow for the topic — "Harmonized System Update (HSU) 2106 created on June 25, 2021". 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 #48652848 - Harmonized System Update (HSU) 2106 created on June 25, 2021 U.S. Customs and Border Protection sent this bulletin at 07/01/2021 08:56 AM EDT Cargo Systems Messaging Service CSMS #48652848 - Harmonized System Update (HSU) 2106 created on June 25, 2021 Harmonized System Update (HSU) 2106 was created on June 25, 2021 and contains 1,157 ABI records and 260 harmonized tariff records. The HSU 2106 includes the 484(f) Committee changes and the Aluminum Import License updates. 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 48652848?

CSMS 48652848 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin titled "Harmonized System Update (HSU) 2106 created on June 25, 2021". 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 48652848 published?

CBP published CSMS 48652848 on July 1, 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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