Flexible PET Window Film from China

Tinted polyethylene terephthalate (PET) film in 4-mil thickness for residential window tinting to reduce UV and heat. It qualifies under HTS 3921.90.40.90 as flexible plastic film, other than rigid or cellular types.

Duty Rate — China → United States

39.2%

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
9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)

Import Tips

Certify PET monomer content >95% weight to stay in 3921; copolymers may shift

Include solar performance specs; declare if metallized for potential 3920 classification

Comply with FTC tinting claims; avoid bulk packaging resembling rigid sheets