Corn Starch Acetate from Japan
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 — Japan → United States
10%
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
Import Tips
• Document acetylation process and degree of substitution
• Biodegradability claims require third-party testing for customs
• Segregate from unmodified starch shipments