Harmonized Tariff Schedule of the U.S. › Chapter 39 Plastics and articles thereof
3911.90.35.00Tariff line
Classification path
Petroleum resins, coumarone-indene resins, polyterpenes, polysulfides, polysulfones and other products specified in note 3 to this chapter, not elsewhere specified or included, in primary forms
3911
Other
Other
Containing monomer units which are aromatic or modified aromatic, or which are obtained, derived or manufactured in whole or in part therefrom
Thermosetting
1,1'-Bis(methylenedi-4,1-phenylene)- 1H-pyrrole-2,5-dione, copolymer with 4,4'-methylenebis(benzeneamine); and Hydrocarbon novolac cyanate ester
3911.90.35.00
Rates of duty
General rate (Column 1)Free
Special—
Column 215.4¢/kg + 45%
Unitkg
Printed page 1699
Measure flags
for origin CN, entry date 2026-10-25 · base rate Free
- Section 301 forced-labor tariff (12.5%)9903.05.31Applies+12.5%China: Column 1 rate + 12.5% additional
- China 301 List 2 (9903.88.02)9903.88.02Applies+25%8-digit subheading 3911.90.35 is on L2
Confirmed total 37.5% · max 37.5%Full duty breakdown →