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Flexible Unsaturated Polyester Sheeting from Mexico

Thin, flexible sheets made from noncellular unsaturated polyester resin, used for protective coverings and packaging applications. Classified under HTS 3920.63.10.00 as flexible plates, sheets, film, foil, or strip of unsaturated polyesters, not reinforced or combined with other materials. Meets subheading note requirements with unsaturated polyester monomers comprising over 95% by weight.

Duty Rate — Mexico → United States

14.2%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Verify polymer composition via lab testing to confirm unsaturated polyester exceeds 95% by weight per subheading note (a)(1)

Ensure declaration specifies 'flexible' and 'non-reinforced' to avoid misclassification into rigid or supported categories