CSMS 5164423·Trade policy·June 13, 2025·View on csms.cbp.gov ↗

Discontinuation of suspension of liquidation in the countervailing duty investigation of certain corrosion-resistant steel products from the Socialist Republic of Vietnam (C-552-844)

Plain-English explanation

CSMS 5164423 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin (trade policy), published on June 13, 2025. It carries the official CBP guidance brokers and importers must follow for the topic — "Discontinuation of suspension of liquidation in the countervailing duty investigation of certain corrosion-resistant steel products from the Socialist Republic of Vietnam (C-552-844)". It links to 1 AD/CVD case in Tandom's catalog. 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.

Linked AD/CVD cases(1)

Cases referenced or affected by this CSMS message

C-552-844

Message body

Full text as published by U.S. Customs and Border Protection

1. In accordance with section 703(d) of the Tariff Act of 1930, as amended (19 U.S.C. Section 1671b(d)), Commerce is instructing CBP to discontinue the suspension of liquidation of entries concerning the countervailing duty investigation of certain corrosion-resistant steel products from the Socialist Republic of Vietnam effective 6/10/2025, which is the day after provisional measures in this proceeding has been in place for 120 days. 2. The products covered by this investigation are described in message 4277403 dated 10/3/2024. 3. This proceeding has been assigned case number C-552-844. 4. CBP shall discontinue the suspension of liquidation for countervailing duty purposes on all shipments of subject merchandise entered, or withdrawn from warehouse, for consumption on or after 6/10/2025 (the first day provisional measures is no longer in effect). The suspension of liquidation will not be resumed unless and until a final affirmative determination on this case is published in the Federal Register by the ITC. 5. These discontinuation instructions do not apply to subject merchandise subject to suspension of liquidation and imposition of cash deposits, entered, or withdrawn from warehouse, for consumption on or before 6/9/2025 (the date provisional measures expired in this proceeding). 6. These discontinuation instructions do not affect the requirements of a cash deposit on entries subject to the suspension of liquidation announced in Commerce's preliminary determination in the companion antidumping duty investigation of this merchandise. 7. If there are any questions by the public regarding this message, please contact the Call Center for the Office of AD/CVD Operations, Enforcement and Compliance, International Trade Administration, U.S. Department of Commerce at (202) 482-0984. CBP ports should submit their inquiries through authorized CBP channels only. (This message was generated by OI:TP.) 8. There are no restrictions on the release of this information. Alexander Amdur

Frequently asked questions

What is CSMS 5164423?

CSMS 5164423 is a U.S. Customs and Border Protection (CBP) Cargo Systems Messaging Service bulletin titled "Discontinuation of suspension of liquidation in the countervailing duty investigation of certain corrosion-resistant steel products from the Socialist Republic of Vietnam (C-552-844)". 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 5164423 published?

CBP published CSMS 5164423 on June 13, 2025. The bulletin's instructions are typically operative as of the publication date unless the body specifies a different effective date.

Which AD/CVD cases does CSMS 5164423 affect?

CSMS 5164423 references 1 AD/CVD case (C-552-844). The links on this page take you to each linked order with its current scope, rates, and history.

Is the CBP CSMS the legally binding instruction?

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