每一条美国关税变化，事发即记。
§301 调整、IEEPA 声明、AD/CVD 命令、USTR 豁免 — 从 Federal Register 解析，24 小时内发布。每条都附原文链接。
§ 订阅
订阅你关注 SKU 的提醒
保存你进口的 HTS 编码；任何官方变更触及你的编码时，我们在 6 小时内发邮件提醒。
Certain Chassis and Subassemblies Thereof From the People's Republic of China: Final Determination of Covered Merchandise Inquiry
Federal Register notice: Certain Chassis and Subassemblies Thereof From the People's Republic of China: Final Determination of Covered Merchandise Inquiry. In response to a covered merchandise referral by U.S. Customs and Border Protection (CBP), the U.S. Department of Commerce (Commerce) determines that certain me
Oil Country Tubular Goods From the People's Republic of China: Final Determination of Covered Merchandise Inquiry
Federal Register notice: Oil Country Tubular Goods From the People's Republic of China: Final Determination of Covered Merchandise Inquiry. The U.S. Department of Commerce (Commerce) determines that seamless oil country tubular goods (OCTG) produced by Boly Pipe Co., Ltd. (Boly Pipe) in Thailand usi
Certain Chassis and Subassemblies Thereof From the Socialist Republic of Vietnam: Final Affirmative Determination of Sales at Less Than Fair Value
Federal Register notice: Certain Chassis and Subassemblies Thereof From the Socialist Republic of Vietnam: Final Affirmative Determination of Sales at Less Than Fair Value. The U.S. Department of Commerce (Commerce) determines that certain chassis and subassemblies thereof (chassis) from the Socialist Republic of Vietnam (Vietnam)
Certain Chassis and Subassemblies Thereof From Thailand: Final Affirmative Determination of Sales at Less Than Fair Value
Federal Register notice: Certain Chassis and Subassemblies Thereof From Thailand: Final Affirmative Determination of Sales at Less Than Fair Value. The U.S. Department of Commerce (Commerce) determines that certain chassis and subassemblies thereof (chassis) from Thailand are being, or are likely to be, sol
Certain Chassis and Subassemblies Thereof From Mexico: Final Affirmative Determination of Sales at Less Than Fair Value
Federal Register notice: Certain Chassis and Subassemblies Thereof From Mexico: Final Affirmative Determination of Sales at Less Than Fair Value. The U.S. Department of Commerce (Commerce) determines that imports of certain chassis and subassemblies thereof (chassis) from Mexico are being, or are likely t
Certain Hardwood Plywood Products from the People's Republic of China: Preliminary Determinations of No Shipments and Rescission, In Part; 2024, 2020-2021
Federal Register notice: Certain Hardwood Plywood Products from the People's Republic of China: Preliminary Determinations of No Shipments and Rescission, In Part; 2024, 2020-2021. The U.S. Department of Commerce (Commerce) preliminarily finds that there were no shipments of certain hardwood plywood products (hardwood plywood) from the Peo
Subsidy Programs Provided by Countries Exporting Softwood Lumber and Softwood Lumber Products to the United States; Request for Comment Pursuant to the Softwood Lumber Act of 2008
Federal Register notice: Subsidy Programs Provided by Countries Exporting Softwood Lumber and Softwood Lumber Products to the United States; Request for Comment Pursuant to the Softwood Lumber Act of 2008. The U.S. Department of Commerce (Commerce) seeks public comment on any subsidies, including stumpage subsidies, provided by certain countries exporting so…
Procedures for Submissions by Certain Steel and Aluminum Producers Committing to New U.S. Steel or Aluminum Production To Obtain Tariff Adjustments Under Proclamation 10984
Federal Register notice: Procedures for Submissions by Certain Steel and Aluminum Producers Committing to New U.S. Steel or Aluminum Production To Obtain Tariff Adjustments Under Proclamation 10984. In Presidential Proclamation 10984 of October 17, 2025 (Adjusting Imports of Medium- and Heavy-Duty Vehicles, Medium- and Heavy-Duty Vehicle Parts, and Buses In