Maleic Acid from Mexico
Maleic acid, the dicarboxylic acid isomer of fumaric acid, used in epoxy resins, coatings, and agricultural chemicals. Directly listed under HTS 2917.19.20.00 as a specified acyclic polycarboxylic acid.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• CAS 110-16-7 confirmation and purity specs required for proper classification
• Avoid contamination with fumaric acid which may affect tariff treatment
• Check quantitative import limits specified in additional U.S. note 3