Sulfur Dioxide Preserved White Button Mushrooms from China
White button mushrooms (Agaricus bisporus) treated with sulfur dioxide gas to ensure provisional preservation during transport or storage. They remain unsuitable for immediate consumption in this state, requiring further processing like cooking or canning before use. Classified under HTS 0711.59.10.00 as provisionally preserved mushrooms per Chapter Note to heading 0711.
Duty Rate — China → United States
43%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Verify treatment method (e.g
• sulfur dioxide levels) matches Chapter 71 note for provisional preservation; provide lab certificates
• Include phytosanitary certificates from origin confirming no pests and compliance with USDA import requirements
• Avoid misclassification as ready-to-eat; test for immediate edibility to prevent CBP reclassification