US–China Trade Daily Highlights | 2026-04-02

1) Executive Summary

Today’s briefing covers six U.S. Department of Commerce and National Institute of Standards and Technology (NIST) notices. The main authorities involved are the International Trade Administration (ITA) and NIST. Policy instruments include antidumping (AD) and countervailing duty (CVD) proceedings, circumvention inquiries, administrative reviews, and a procedural notice under the CHIPS Program. Key topics span import enforcement actions related to products from China, India, Mexico, and Korea, and one information collection notice for semiconductor engagement activities.

2) Updates by Authority

Department of Commerce – International Trade Administration

Granular Polytetrafluoroethylene Resin (India) — AD Administrative Review (Amended Final Results)

Commerce corrected a ministerial error in the final results of the 2023–2024 administrative review of the AD order on granular PTFE from India. The amended weighted-average dumping margin for Gujarat Fluorochemicals Limited is 1.80 percent. Revised cash deposit and assessment instructions will follow publication.

  • Authority: DEPARTMENT OF COMMERCE, International Trade Administration
  • Policy Type: AD_CVD
  • Event Type: TRADE_REMEDY
  • Key Dates: Applicable April 2, 2026
  • Link: Source

Oleoresin Paprika (India) — Preliminary LTFV Determination

Commerce preliminarily determined that oleoresin paprika from India is being sold in the United States at less than fair value during the period April 1, 2024, through March 31, 2025. Estimated dumping margins are 3.33 percent for Mane Kancor, 5.66 percent for Synthite Industries, and 4.60 percent for all others. Critical circumstances were found negative, and the final determination is postponed.

  • Authority: DEPARTMENT OF COMMERCE, International Trade Administration
  • Policy Type: AD_CVD
  • Event Type: TRADE_REMEDY
  • Key Dates: Preliminary Determination issued March 30, 2026; applicable April 2, 2026
  • Link: Source

1,1,1,2-Tetrafluoroethane (R‑134a) (China) — Final Results of AD Administrative Review 2023–2024

Commerce finalized its review determining that R‑134a from China was sold in the United States at less than normal value. The Sanmei group (Zhejiang Sanmei Chemical Ind. Co. Ltd., Jiangsu Sanmei Chemical Ind. Co. Ltd., and Fujian Qingliu Dongying Chemical Ind. Co. Ltd.) received a weighted-average dumping margin of 173.90 percent. The China-wide entity rate remains 167.02 percent.

  • Authority: DEPARTMENT OF COMMERCE, International Trade Administration
  • Policy Type: AD_CVD
  • Event Type: TRADE_REMEDY
  • China Indicator: EXPLICIT
  • Key Dates: Applicable April 2, 2026
  • Link: Source

Corrosion-Resistant Steel Products (Korea/Thailand) — Circumvention Inquiry

In response to petitions by Nucor Corporation and Steel Dynamics, Commerce initiated a country-wide circumvention inquiry to determine whether Korean-origin corrosion-resistant steel completed in Thailand is evading the AD and CVD orders on Korean steel. The preliminary determination is expected within 150 days of publication.

  • Authority: DEPARTMENT OF COMMERCE, International Trade Administration
  • Policy Type: AD_CVD
  • Event Type: TRADE_REMEDY
  • Key Dates: Applicable April 2, 2026; initiation dated March 30, 2026
  • Link: Source

Fresh Tomatoes (Mexico) — AD Certification Deadline Extension

Commerce extended certification deadlines for importers entering fresh tomatoes from Mexico for processing between February 18, 2026, and April 15, 2026. Relevant forms must now be submitted to Customs’ DIS system by May 15, 2026. Entries on or after April 15, 2026, must still comply at entry summary.

  • Authority: DEPARTMENT OF COMMERCE, International Trade Administration
  • Policy Type: AD_CVD
  • Event Type: TRADE_REMEDY
  • Key Dates: Extension published April 2, 2026
  • Link: Source

Department of Commerce – National Institute of Standards and Technology (NIST)

CHIPS Program — ASKCHIPS Information Collection (60-Day Comment Request)

NIST invited public comment on continuing an information collection request under the Paperwork Reduction Act. The collection supports the CHIPS Program Office’s “Ask CHIPS” form used for stakeholder engagement and scheduling meetings. Comments are due by June 1, 2026.

  • Authority: DEPARTMENT OF COMMERCE, National Institute of Standards and Technology
  • Policy Type: PROCEDURAL_NOTICE
  • Event Type: POLICY_NOTICE
  • Key Dates: Comments due June 1, 2026
  • Link: Source

3) Key Takeaways (Factual)

  • Commerce issued final and amended results across five AD/CVD proceedings, covering products from China, India, Korea, Thailand, and Mexico.
  • The R‑134a review confirmed continued high dumping margins for Chinese producers.
  • A new circumvention inquiry was launched into Korean steel completed in Thailand.
  • Certifications for Mexican tomato imports were granted a temporary deadline extension.
  • NIST opened a comment period for information collection related to CHIPS stakeholder engagement.

4) Full Source Links (Index)

5) Legal Disclaimer

This article includes content collected and summarized from publicly available U.S. government materials, including the Federal Register (federalregister.gov). The content presented is not an official government publication and does not represent the views of any U.S. government authority.

This article is provided for informational and research purposes only and does not constitute legal advice, compliance advice, or recommendations for any specific entity or transaction. Readers should refer to the original official documents and consult qualified professionals before making decisions based on this information.