Opportunity

Federal Register #A-570-200

Final Affirmative Determination on MDI from China—Antidumping Duties and Scope

Buyer

International Trade Administration, Department of Commerce

Posted

April 13, 2026

Identifier

A-570-200

NAICS

325199, 424690

This notice from the U.S. Department of Commerce details the final affirmative determination regarding sales of methylene diphenyl diisocyanate (MDI) from China at less than fair value: - Government Buyer: - U.S. Department of Commerce, International Trade Administration, Enforcement and Compliance Office - OEMs and Vendors Identified: - Covestro Polymers (China) Co., Ltd. - Wanhua Chemical Group Co., Ltd. (including affiliates) - Shandong Mingko Co., Ltd. - China-wide entity (various Chinese producers/exporters) - Products/Services Requested: - Methylene Diphenyl Diisocyanate (MDI) - All forms and grades (polymeric, monomeric, modified) - Covered by HTSUS subheadings 2929.10.8010, 3909.31.0000, and others - Includes products processed in third countries if meeting scope criteria - Relevant CAS numbers included - Polyethylene Terephthalate (PET) Film, Sheet, and Strip (from Taiwan) also subject to review (secondary to MDI focus) - Unique or Notable Requirements: - Weighted-average dumping margins assigned (e.g., 85.11% for Covestro, 159.04% for China-wide entity) - Scope includes all physical forms, grades, and additives - May result in antidumping duties and suspension of liquidation for affected imports - Applies to imports during the specified period of investigation - Place of Performance/Delivery: - U.S. Department of Commerce, 1401 Constitution Avenue NW, Washington, DC 20230

Description

The U.S. Department of Commerce has determined that methylene diphenyl diisocyanate (MDI) from the People's Republic of China is being sold in the United States at less than fair value during the investigation period from July 1, 2024, through December 31, 2024. This determination may lead to the imposition of antidumping duties on imports of MDI from China. The investigation covers various forms and grades of MDI, including polymeric and monomeric types, and includes products processed in third countries if they meet the scope criteria.

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