# Certain Frozen Fish Fillets From the Socialist Republic of Vietnam: Final Results of the Expedited Fourth Sunset Review of the Antidumping Duty Order
**AGENCY:**
Enforcement and Compliance, International Trade Administration, Department of Commerce.
**SUMMARY:**
The U.S. Department of Commerce (Commerce) finds that revocation of the antidumping duty (AD) order on certain frozen fish fillets (fish fillets) from the Socialist Republic of Vietnam (Vietnam) would be likely to lead to continuation or recurrence of dumping, at the levels indicated in the “Final Results of Sunset Review” section of this notice.
**DATES:**
Applicable April 15, 2026.
**FOR FURTHER INFORMATION CONTACT:**
David De Falco, Trade Agreements Policy and Negotiations, Enforcement and Compliance, International Trade Administration, U.S. Department of Commerce, 1401 Constitution Avenue NW, Washington, DC 20230; telephone: 202-482-2178.
**SUPPLEMENTARY INFORMATION:**
**Background**
On August 12, 2003, Commerce published the *Order* in the *Federal Register* . [^1] On December 1, 2025, Commerce published the notice of initiation of this fourth sunset review of the *Order,* pursuant to section 751(c) of the Tariff Act of 1930, as amended (the Act), with an effective initiation date of November 3, 2025. [^2]
[^1]*See Notice of Antidumping Duty Order: Certain Frozen Fish Fillets from the Socialist Republic of Vietnam,* 68 FR 47909 (August 12, 2003) ( *Order* ).
[^2]*See Initiation of Five-Year (Sunset) Reviews,* 90 FR 55086 (December 1, 2025).
On December 16, 2025, Commerce received a timely and complete notice of intent to participate in the sunset review for domestic interested parties [^3] within the deadline specified in the 19 CFR 351.218(d)(1)(i). [^4] The domestic interested parties claimed interested party status within the meaning of section 771(9)(G) of the Act as a trade association representative of U.S. catfish farmers, processors, and producers. [^5] On December 23, 2025, Commerce notified the U.S. International Trade Commission (ITC) that it had received a notice of intent to participate from the domestic interested parties. [^6]
[^3] The domestic interested parties are the Catfish Farmers of America and individual U.S. catfish processors America's Catch, Inc., Alabama Catfish, LLC d/b/a Harvest Select Catfish, Inc., Consolidated Catfish Companies, LLC d/b/a Country Select Catfish, Delta Pride Catfish, Inc., Guidry's Catfish, Inc., Heartland Catfish Company, Magnolia Processing, Inc. d/b/a Pride of the Pond, and Simmons Farm Raised Catfish, Inc.
[^4]*See* Domestic Interested Parties' Letter, “Certain Frozen Fish Fillets from the Socialist Republic of Vietnam: Notice of Intent to Participate in Sunset Review,” dated December 16, 2025.
[^5]*Id.* at 2.
[^6]*See* Commerce's Letter, “Sunset Reviews Initiated on November 3, 2025,” dated December 23, 2025.
On December 31, 2025, pursuant to 19 CFR 351.218(d)(3)(i), domestic interested parties filed a timely and adequate substantive response. [^7] Commerce did not receive a substantive response from any respondent interested party. On January 23, 2026, Commerce notified the ITC that it did not receive substantive response from any respondent interested parties. [^8] As a result, pursuant to section 751(c)(3)(B) of the Act and 19 CFR 351.218(e)(1)(ii)(C)(2), Commerce is conducting an expedited (120-day) sunset review of the *Order.*
[^7]*See* Domestic Interested Party's Letter, “Certain Frozen Fish Fillets from the Socialist Republic of Vietnam: Substantive Response to Notice of Initiation of Sunset Review,” dated December 31, 2025 (Substantive Response).
[^8]*See* Commerce's Letter, “Sunset Reviews Initiated on December 1, 2025,” dated January 23, 2026.
Due to the lapse in appropriations and Federal Government shutdown, on November 14, 2025, Commerce tolled all deadlines in administrative proceedings by 47 days. [^9] Additionally, due to a backlog of documents that were electronically filed via Enforcement and Compliance's Antidumping and Countervailing Duty Centralized Electronic Service System (ACCESS) during the Federal Government shutdown, on November 24, 2025, Commerce tolled all deadlines in administrative proceedings by an additional 21 days. [^10] Accordingly, the deadline for these final results is now April 14, 2026.
[^9]*See* Memorandum, “Deadlines Affected by the Shutdown of the Federal Government,” dated November 14, 2025.
[^10]*See* Memorandum, “Tolling of all Case Deadlines,” dated November 24, 2025.
**Scope of the Order**
The product covered by this *Order* is fish fillets from Vietnam. For the full description of the scope of the *Order, see* the Issues and Decisions Memorandum. [^11]
[^11]*See* Memorandum, “Issues and Decision Memorandum for the Final Results of the Expedited Fourth Sunset Reviews of the Antidumping Duty Order on Certain Frozen Fish Fillets from the Socialist Republic of Vietnam,” dated concurrently with, and hereby adopted by, this notice.
**Analysis of Comments Received**
A complete discussion of all issues raised in this sunset review, including the likelihood of continuation or recurrence of dumping in the event of revocation of the *Order* and the magnitude of the margins likely to prevail if the *Order* were to be revoked, is provided in the accompanying Issues and Decision Memorandum. [^12] A list of the topics discussed in the Issues and Decision Memorandum is attached in the Appendix to this notice. The Issues and Decision Memorandum is a public document and is on file electronically via ACCESS. ACCESS is available to registered users at *https://access.trade.gov.* In addition, a complete version of the Issues and Decision Memorandum can be directly accessed at *https://access.trade.gov/public/FRNoticesListLayout.aspx.*
[^12]*Id.*
**Final Results of Sunset Review**
Pursuant to sections 751(c)(1), 752(c)(1) and (3) of the Act, Commerce determines that revocation of the *Order* would be likely to lead to continuation or recurrence of dumping, and that the magnitude of the dumping margins likely to prevail would be weighted-average dumping margins up to 63.88 percent.
**Notification Regarding Administrative Protective Orders**
This notice also serves as the only reminder to parties subject to administrative protective order (APO) of their responsibility concerning the return or destruction of proprietary information disclosed under APO in accordance with 19 CFR 351.305. Timely notification of the return or destruction of APO materials, or conversion to judicial protective, orders is hereby requested. Failure to comply with the regulations and terms of an APO is a violation which is subject to sanction.
**Notification to Interested Parties**
We are issuing and publishing these final results in accordance with sections 751(c), 752(c), and 777(i)(1) of the Act, and 19 CFR 351.218 and 19 CFR 351.221(c)(5)(ii).
Dated: April 10, 2026.
Scot Fullerton,
Acting Deputy Assistant Secretary for Antidumping and Countervailing Duty Operations.
**Appendix**
**List of Topics Discussed in the Issues and Decision Memorandum**
I. Summary
II. Background
III. Scope of the *Order*
IV. History of the *Order*
V. Legal Framework
VI. Discussion of the Issues
1. Likelihood of Continuation or Recurrence of Dumping
2. Magnitude of the Margins of Dumping Likely to Prevail
VII. Final Results of Sunset Review
VIII. Recommendation