HTS Index

HTS heading 3908

Polyamides in primary forms — 5 codes under this heading, with the duty on each.

CodeDescriptionGeneral rateUnits
3908Polyamides in primary forms + Ch. 99not stated
3908.10.00.00Polyamide-6, -11, -12, -6,6, -6,9, -6,10 or -6,12 + Ch. 996.3%kg
3908.90Other + Ch. 99not stated
3908.90.20.00Bis(4-amino-3-methylcyclohexyl)methane- isophthalic acid-laurolactam copolymer + Ch. 99Freekg
3908.90.70.00Other + Ch. 996.5%kg

Additional duties may apply

5 lines here reference Chapter 99, where Section 301, Section 232 and other additional duties live. Those are charged on top of the general rate and depend on where the goods were made. What those provisions are.

Source: Harmonized Tariff Schedule of the United States, U.S. International Trade Commission (public domain). Classification and the duties that finally apply to a shipment are a licensed customs broker's call.