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Corn Starch Acetate from Mexico

Acetylated corn starch, an esterified form used in biodegradable plastics and coatings. HTS 3505.10.0040 covers this corn-derived esterified modified starch.

Duty Rate — Mexico → United States

10%

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

• Document acetylation process and degree of substitution

• Biodegradability claims require third-party testing for customs

• Segregate from unmodified starch shipments