Polyurethane Foam Insulation Board from Japan
Rigid cellular polyurethane foam boards used for thermal insulation in building construction. Classified under HTS 3921.13.5000 as other cellular plates and sheets of polyurethanes, where the polymer meets the 95% monomer content requirement per subheading notes.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify polymer composition meets 95% polyurethane monomer content per Chapter 39 subheading notes to avoid reclassification
• Provide technical data sheets confirming cellular structure and density for customs valuation