CSMS 50930928·Operational·February 4, 2022·View on csms.cbp.gov ↗

Reminder on Requirements for Steel Mill Certificates and Aluminum Certificates of Analysis

Plain-English explanation

CSMS 50930928 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin (operational), published on February 4, 2022. It carries the official CBP guidance brokers and importers must follow for the topic — "Reminder on Requirements for Steel Mill Certificates and Aluminum Certificates of Analysis". 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 #50930928 - Reminder on Requirements for Steel Mill Certificates and Aluminum Certificates of Analysis U.S. Customs and Border Protection sent this bulletin at 02/04/2022 12:26 PM EST Cargo Systems Messaging Service CSMS #50930928 - Reminder on Requirements for Steel Mill Certificates and Aluminum Certificates of Analysis This is a reminder that steel mill certificates, statements of metal components of aluminum, and (for entries from the European Union) aluminum certificates of analysis are required to be submitted at the time of importation for steel and aluminum, imports, respectively, to U.S. Customs and Border Protection in CBP’s Document Imaging System. These are required documents which are important for supporting entry and entry summary information, including, but not limited to, HTSUS classification, antidumping and countervailing duty Orders, Section 232 duty and quota requirements, Section 232 exclusions, and/or Section 232 melt and pour requirements. Iron or Steel Imports 19 CFR 141.89 requires, for iron or steel imports classifiable in Chapter 72 or headings 7301 to 7307 of the HTSUS, a statement of the percentages by weight or carbon and any metallic elements contained in the articles, in the form of a mill analysis or mill test certificate. These certificates should be submitted at the time of importation to the Document Imaging System. Aluminum Imports 19 CFR 141.89 requires, for aluminum and alloys of aluminum imports classifiable under subheadings 7601.10.60, 7601.20.60, 7601.20.90, or 7602.00.00, HTSUS, a statement of the percentages by weight of any metallic element contained in the article. This can be included on the invoice or a separate document submitted in the Document Imaging System. Effective January 1, 2022, the December 27, 2021 Presidential proclamation on Adjusting Imports of Aluminum into the United States requires that all imports of aluminum articles from the European Union must be accompanied by a certificate of analysis in order to be eligible for the Section 232 tariff rate quota. Importers should submit the certificate of analysis using the Document Imaging System. For more information on the EU Section 232 measures, see: CSMS #50536327 - GUIDANCE: European Union (EU) Section 232 Tariff Rate Quota on Aluminum and Steel Articles and Exempting EU from Derivative Duties (govdelivery.com) QB 22-901 2022 First and Second Period Tariff Rate Quota (TRQ) for Aluminum Articles of European Union (EU) Member Countries | U.S. Customs and Border Protection (cbp.gov) QB 22-801 2022 First and Second Quarter Tariff Rate Quota (TRQ) for Steel Mill Articles of European Union (EU) Member Countries | U.S. Customs and Border Protection (cbp.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 50930928?

CSMS 50930928 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin titled "Reminder on Requirements for Steel Mill Certificates and Aluminum Certificates of Analysis". 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 50930928 published?

CBP published CSMS 50930928 on February 4, 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.

Learn more

Tandom guides relevant to CBP CSMS messages

Subscribe to and triage CBP CSMS messages

How to subscribe to CBP Cargo Systems Messaging Service and triage the messages that change broker filing behavior, without losing the ones that matter.

Open resource

Real-time alerts when a CSMS message changes a duty rate

Set up alerts when a CBP CSMS message changes a duty rate on an HTS code you depend on. Built for brokers, forwarders, and importer compliance teams.