Commerce Keeps Tariffs on Chinese R-32 Refrigerant
Published Date: 5/28/2026
Notice
Summary
The U.S. Department of Commerce decided to keep the special tax (antidumping duty) on Difluoromethane (R-32) imported from China because removing it could let unfairly cheap products flood the market again. This affects Chinese exporters and U.S. producers who make this chemical domestically. The decision is effective May 28, 2026, helping protect American businesses and jobs.
Analyzed Economic Effects
2 provisions identified: 1 benefits, 1 costs, 0 mixed.
Chinese Exporters Face Continued Duty
Chinese exporters of Difluoromethane (R-32) will continue to be subject to the antidumping duty, with Commerce estimating weighted-average dumping margins likely to prevail up to 221.06 percent; the final results were issued May 28, 2026. The notice states the duty remains because revocation would likely lead to continuation or recurrence of dumping.
Antidumping Duty Continues on R-32
The U.S. Department of Commerce kept the antidumping duty (a special tax) on Difluoromethane (R-32) imported from the People's Republic of China, effective May 28, 2026. Commerce found that revoking the order would likely let dumping continue, and estimated weighted-average dumping margins likely to prevail would be up to 221.06 percent.
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