每一条美国关税变化，事发即记。
§301、IEEPA、AD/CVD 与 exclusion 相关公告会在被索引后数小时内进入 feed，并附上可回溯的源文链接。
Certain Walk-Behind Lawn Mowers and Parts Thereof From the People's Republic of China and the Socialist Republic of Vietnam: Final Results of Sunset Review and Revocation of Orders
Federal Register notice: Certain Walk-Behind Lawn Mowers and Parts Thereof From the People's Republic of China and the Socialist Republic of Vietnam: Final Results of Sunset Review and Revocation of Orders. On June 1, 2026, the U.S. Department of Commerce (Commerce) initiated the first sunset review of antidumping duty (AD) and countervailing duty (CVD) orde…
Brass Rod From Brazil: Preliminary Results of Antidumping Duty Administrative Review; 2023-2025
Federal Register notice: Brass Rod From Brazil: Preliminary Results of Antidumping Duty Administrative Review; 2023-2025. The U.S. Department of Commerce (Commerce) preliminarily determines that Termomecanica Sao Paulo S.A. (Termomecanica), a producer/exporter subject to this admin
Initiation of Antidumping and Countervailing Duty Administrative Reviews
Federal Register notice: Initiation of Antidumping and Countervailing Duty Administrative Reviews. The U.S. Department of Commerce (Commerce) has received requests to conduct administrative reviews of various antidumping duty (AD) and countervailing duty (CVD
Certain Frozen Warmwater Shrimp from India: Final Results of Antidumping Duty Administrative Review; 2024-2025
Federal Register notice: Certain Frozen Warmwater Shrimp from India: Final Results of Antidumping Duty Administrative Review; 2024-2025. The U.S. Department of Commerce (Commerce) determines that producers and/or exporters subject to this administrative review made sales of subject merchandise at
Tris(hydroxymethyl)aminomethane From the People's Republic of China: Postponement of Preliminary Determination in the Less-Than-Fair-Value Investigation
Federal Register notice: Tris(hydroxymethyl)aminomethane From the People's Republic of China: Postponement of Preliminary Determination in the Less-Than-Fair-Value Investigation
Narrow Woven Ribbons with Selvedge From Taiwan: Final Results of Antidumping Duty Administrative Review; 2023-2024
Federal Register notice: Narrow Woven Ribbons with Selvedge From Taiwan: Final Results of Antidumping Duty Administrative Review; 2023-2024. The U.S. Department of Commerce (Commerce) determines that producers/exporters subject to this review made sales of subject merchandise at less than normal valu
Notice of Scope Ruling Applications Filed in Antidumping and Countervailing Duty Proceedings
Federal Register notice: Notice of Scope Ruling Applications Filed in Antidumping and Countervailing Duty Proceedings. The U.S. Department of Commerce (Commerce) received scope ruling applications, requesting that scope inquiries be conducted to determine whether identified prod
Chlorinated Isocyanurates From Spain: Preliminary Results Rescission, in Part of Antidumping Duty Administrative Review; 2024-2025
Federal Register notice: Chlorinated Isocyanurates From Spain: Preliminary Results Rescission, in Part of Antidumping Duty Administrative Review; 2024-2025. The U.S. Department of Commerce (Commerce) preliminarily determines that Electroqu[iacute]mica de Hernani, S.A. (Hernani) and Ercros, S.A. (Ercros) did not make
Certain Non-Refillable Steel Cylinders From India: Preliminary Results of Antidumping Duty Administrative Review; 2023-25
Federal Register notice: Certain Non-Refillable Steel Cylinders From India: Preliminary Results of Antidumping Duty Administrative Review; 2023-25. The U.S. Department of Commerce (Commerce) preliminarily determines that producers/exporters subject to this review made sales of subject merchandise at less th
Certain Steel Nails From the Republic of Korea, Malaysia, the Sultanate of Oman, Taiwan, and the Socialist Republic of Vietnam: Final Results of the Expedited Second Sunset Reviews of the Antidumping Duty Orders
Federal Register notice: Certain Steel Nails From the Republic of Korea, Malaysia, the Sultanate of Oman, Taiwan, and the Socialist Republic of Vietnam: Final Results of the Expedited Second Sunset Reviews of the Antidumping Duty Orders. As a result of these expedited sunset reviews, the U.S. Department of Commerce (Commerce) finds that revocation of the ant…
Heavy Walled Rectangular Pipes and Tubes from Mexico: Final Results of Antidumping Duty Administrative Review; 2023-2024
Federal Register notice: Heavy Walled Rectangular Pipes and Tubes from Mexico: Final Results of Antidumping Duty Administrative Review; 2023-2024. The U.S. Department of Commerce (Commerce) determines that Forza Steel S.A. de C.V. (Forza) and Productos Laminados de Monterrey, S.A. de C.V. (Prolamsa) made s
Certain Cold-Drawn Mechanical Tubing of Carbon and Alloy Steel From India: Preliminary Results of Antidumping Duty Administrative Review; 2024-2025
Federal Register notice: Certain Cold-Drawn Mechanical Tubing of Carbon and Alloy Steel From India: Preliminary Results of Antidumping Duty Administrative Review; 2024-2025. The U.S. Department of Commerce (Commerce) preliminarily determines that producers/exporters subject to this review made sales of subject merchandise at less th
Brass Rod From South Africa: Preliminary Results of Antidumping Duty Administrative Review; 2023-2025
Federal Register notice: Brass Rod From South Africa: Preliminary Results of Antidumping Duty Administrative Review; 2023-2025. The U.S. Department of Commerce (Commerce) preliminarily determines that the sole producer/exporter subject to this review, Non- Ferrous Metal Works (SA) (PTY)
Stainless Steel Flanges From India: Final Results of Antidumping Duty Administrative Review; 2023-2024; Correction
Federal Register notice: Stainless Steel Flanges From India: Final Results of Antidumping Duty Administrative Review; 2023-2024; Correction. The U.S. Department of Commerce (Commerce) published notice in the Federal Register of August 20, 2026, in which Commerce announced the final results of the 202
Finished Carbon Steel Flanges From Spain: Preliminary Results of Antidumping Duty Administrative Review; 2024-2025
Federal Register notice: Finished Carbon Steel Flanges From Spain: Preliminary Results of Antidumping Duty Administrative Review; 2024-2025. The U.S. Department of Commerce (Commerce) preliminarily determines that the producer/exporter subject to this review made sales of subject merchandise at less
Certain Oil Country Tubular Goods From Austria: Preliminary Affirmative Countervailing Duty Determination and Alignment of Final Determination With Final Antidumping Duty Determination
Federal Register notice: Certain Oil Country Tubular Goods From Austria: Preliminary Affirmative Countervailing Duty Determination and Alignment of Final Determination With Final Antidumping Duty Determination. The U.S. Department of Commerce (Commerce) preliminarily determines that countervailable subsidies are being provided to producers and exporters of c…
Hand Trucks and Certain Parts Thereof From the People's Republic of China: Continuation of Antidumping Duty Order
Federal Register notice: Hand Trucks and Certain Parts Thereof From the People's Republic of China: Continuation of Antidumping Duty Order. As a result of the determinations by the U.S. Department of Commerce (Commerce) and the U.S. International Trade Commission (ITC) that the revocation of the ant
Polyethylene Terephthalate Resin From the Sultanate of Oman: Amended Final Results of Antidumping Duty Administrative Review; 2023-2024
Federal Register notice: Polyethylene Terephthalate Resin From the Sultanate of Oman: Amended Final Results of Antidumping Duty Administrative Review; 2023-2024. The U.S. Department of Commerce (Commerce) is amending the final results of the administrative review of the antidumping duty (AD) order on polyethylene terepht
Heightened Import Disclosures for Supply Chain Visibility
Federal Register notice: Heightened Import Disclosures for Supply Chain Visibility. U.S. Customs and Border Protection (CBP) is considering amending its regulations to give CBP greater visibility into the supply chains of goods imported into th
Notice of Conforming Amendments to Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation
Federal Register notice: Notice of Conforming Amendments to Product Exclusions: China's Acts, Policies, and Practices Related to Technology Transfer, Intellectual Property, and Innovation. Effective July 1, 2026, the U.S. International Trade Commission (USITC) implemented certain changes to statistical reporting categories in the Harmonized Tariff