New

Ask Wove anything about tariffs.

Try Tariff Assistant

Hydrocarbon Petroleum Resin C5 from Japan

A thermoplastic resin derived from C5 petroleum byproducts, containing aromatic monomer units from its polymerization process. Classified under HTS 3911.90.25.00 as a petroleum resin in primary form, meeting the criteria for aromatic-derived thermoplastic products not elsewhere specified.

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 monomer composition via lab analysis to confirm aromatic content exceeds predominant threshold per subheading note (a)(4)

• Ensure certificate of analysis specifies primary pellet or granular form, avoiding classification as compounded plastics in 3920

• Declare exact petroleum derivation to prevent misclassification under generic polymers