US Extends Duties on Chinese Manganese to Shield Domestic Producers
Published Date: 2/26/2026
Notice
Summary
The U.S. government has decided to keep the special tax (called an antidumping duty) on electrolytic manganese dioxide imported from China. This means Chinese companies will still pay extra fees to keep prices fair and protect American businesses from harm. The decision took effect on February 23, 2026, so importers should be ready for these ongoing costs.
Analyzed Economic Effects
2 provisions identified: 0 benefits, 2 costs, 0 mixed.
Antidumping Cash Deposits Continue
U.S. Customs and Border Protection will continue to collect antidumping (AD) cash deposits for imports of electrolytic manganese dioxide at the rates in effect at the time of entry. The continuation of the AD order is effective February 23, 2026.
Products Covered by the Order
The Order covers all electrolytic manganese dioxide (MnO2) manufactured by an electrolysis process in powder, chip, or plate form and is classified at HTSUS 2820.10.00.00. Natural manganese dioxide (NMD) and chemical manganese dioxide (CMD) are explicitly excluded.
Your PRIA Score
Personalized for You
How does this regulation affect your finances?
Sign up for a PRIA Policy Scan to see your personalized alignment score for this federal register document and every other regulation we track. We analyze your financial profile against policy provisions to show you exactly what matters to your wallet.
Key Dates
Department and Agencies
Related Federal Register Documents
2026-10004 — Certain Steel Nails From the People's Republic of China: Final Results of Antidumping Duty Administrative Review; 2023-2024
The U.S. Department of Commerce found that Shanghai Yueda Nails from China sold steel nails in the U.S. at unfairly low prices from August 2023 to July 2024. Because of this, certain extra duties will apply to these nails starting May 19, 2026. This decision helps protect American businesses from cheap imports that could hurt the market.
2026-10007 — Certain Corrosion Inhibitors From the People's Republic of China: Final Results of the Expedited First Sunset Review of the Antidumping Duty Order
The U.S. Department of Commerce decided to keep the special taxes on certain corrosion inhibitors from China because stopping them could let unfairly cheap products flood the market again. This affects Chinese exporters and U.S. manufacturers who make similar products. The decision started on May 19, 2026, and means these extra costs will stay in place to protect American businesses.
2026-10006 — Certain Corrosion Inhibitors From the People's Republic of China: Final Results of the Expedited First Sunset Review of the Countervailing Duty Order
The U.S. Department of Commerce decided to keep extra taxes on certain corrosion inhibitors from China because removing them could let unfair government help continue. This affects Chinese exporters and U.S. manufacturers who want a level playing field. These duties stay in place starting May 19, 2026, helping protect American businesses from unfair competition.
2026-09910 — Fresh Mushrooms From Canada: Preliminary Affirmative Countervailing Duty Determination and Alignment of Final Determination With Final Antidumping Duty Determination
The U.S. says Canadian fresh mushroom growers got unfair government help in 2024, so it’s planning to add extra fees (countervailing duties) on their imports. This affects Canadian mushroom exporters and U.S. buyers, aiming to keep things fair and protect American businesses. The final decision will line up with related antidumping rules, with key updates starting May 18, 2026.
2026-09903 — Certain Corrosion-Resistant Steel Products From Taiwan: Final Results of the Antidumping Duty Administrative Review; 2023-2024
The U.S. Department of Commerce found that some corrosion-resistant steel from Taiwan was sold in the U.S. for less than fair value between July 2023 and June 2024. This means certain Taiwanese steel makers, like Prosperity Tieh, will face extra duties to level the playing field. These final results take effect on May 18, 2026, impacting importers and buyers with updated costs.
2026-09902 — Silicomanganese From India: Final Results of Antidumping Duty Administrative Review; 2023-2024
The U.S. Department of Commerce found that Maithan Alloys Limited from India sold silicomanganese in the U.S. at unfairly low prices between May 2023 and April 2024. Because of this, extra duties will apply starting May 18, 2026, affecting importers and the company’s sales. Deadlines were pushed back due to government shutdowns, but now the final results are set and ready to roll!
Previous / Next Documents
Previous: 2026-03877 — Meeting of the Advisory Committee on Immunization Practices
The Advisory Committee on Immunization Practices (ACIP) is meeting on March 18-19, 2026, to review and update vaccine recommendations that affect kids and families across the U.S. They’ll discuss changes to vaccine schedules and the Vaccines for Children program, which could impact when and how vaccines are given. Public comments are open from March 2-12, so everyone has a chance to weigh in before decisions are made.
Next: 2026-03881 — Certain New Pneumatic Off-the-Road Tires From India: Final Results of Antidumping Duty Administrative Review; 2023-2024
The U.S. Department of Commerce found that some Indian companies sold off-the-road tires in the U.S. for less than fair value between March 2023 and February 2024. This means certain importers will face updated antidumping duties starting February 26, 2026, to keep things fair for American businesses. If you’re involved in importing these tires, watch out for new costs and deadlines!