Harmonized Tariff Schedule of the U.S. › Chapter 29 Organic chemicals
2921.59.08.00Tariff line
Classification path
Amine-function compounds
2921
Aromatic polyamines and their derivatives; salts thereof
Other
5-Amino-2-(p-aminoanilino) benzenesulfonic acid; 4,4'-Diamino-3-biphenylsulfonic acid (3-Benzidinesulfonic acid); 3,3'-Dimethylbenzidine (o-Tolidine); 3,3'-Dimethylbenzidine hydrochloride; Ethyl-(2-dimethylaminoethyl) aniline;N-Ethyl-N,N'-dimethyl-N'-phenylethylene- diamine; and 4,4'-Methylenebis(2-chloroaniline)
2921.59.08.00
Rates of duty
General rate (Column 1)5.8%
SpecialFree (A+, AU, BH, CL, CO, D, E, IL, JO, KR, L, MA, OM, P, PA, PE, S, SG)
Column 215.4¢/kg + 39.5%
Unitkg
Free (A+, AU, BH, CL, CO, D, E, IL, JO, KR, L, MA, OM, P, PA, PE, S, SG)
Printed page 1503
Measure flags
for origin CN, entry date 2026-10-26 · base rate 5.8%
- Section 301 forced-labor tariff (12.5%)9903.05.31Applies+12.5%China: Column 1 rate + 12.5% additional
- China 301 List 3 (9903.88.03)9903.88.03Applies+25%8-digit subheading 2921.59.08 is on L3
- PGAEPA EP7
Confirmed total 43.3% · max 43.3%Full duty breakdown →