DutyDeltaΔ duty, tracked nightly
HTS heading

2921Amine-function compounds

Rates as published in 2026 HTS Revision 15, captured 2026-08-13. Source: USITC Harmonized Tariff Schedule.

Current duty rates (65 lines)

CodeDescriptionGeneralSpecialColumn 2
2921.11.00.00Methylamine, di- or trimethylamine and their salts3.7%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)25%
2921.12.01.002-(N,N-Dimethylamino)ethyl chloride hydrochlorideFree—30.5%
2921.13.00.002-(N,N-Diethylamino)ethyl chloride hydrochlorideFree—30.5%
2921.14.00.002-(N,N,-Diisopropylamino)ethyl chloride hydrochloride6.5%Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG)30.5%
2921.19.11.00Mono-, di- and triethylamines;mono-, di-, and tri-(propyl- and butyl-)monoamines; salts of any of the foregoing3.7%Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG)25%
2921.19.31.003-Amino-3-methyl-1-butyne; (Dimethylamino)isopropyl chloride hydrochlorideFree—30.5%
2921.19.61Other6.5%Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG)30.5%
2921.21.00.00Ethylenediamine and its salts5.8%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)39%
2921.22.05.00Hexamethylenediamine adipate (Nylon salt)6.5%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 46%
2921.22.10.00Derived in whole or in part from adipic acid6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 66.5%
2921.22.50.00Other6.5%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)30.5%
2921.29.00Other6.5%Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG)30.5%
2921.30.05.001,3-Bis(aminoethyl)cyclohexaneFree—15.4¢/kg + 53.5%
2921.30.10.00Products described in additional U.S. note 3 to section VI6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 53.5%
2921.30.30.00Other6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 53.5%
2921.30.50.00Other3.7%Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG)25%
2921.41.10.00Aniline6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 43.5%
2921.41.20.00Aniline salts6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 60%
2921.42.10.00N,N-Dimethylaniline6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 40%
2921.42.15.00N-Ethylaniline; andN,N-Diethylaniline6.5%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 60%
2921.42.16.002,4,5-TrichloroanilineFree—15.4¢/kg + 39.5%
2921.42.18.00o-Aminobenzenesulfonic acid (Orthanilic acid); 6-Chlorometanilic acid; 2-Chloro-5-nitroaniline; 4-Chloro-3-nitroaniline; 2,3-Dichloroaniline; 2,4-Dichloroaniline; 2,5-Dichloroaniline; 3,5-Dichloroaniline;N,N-Diethylmetanilic acid;N,N-Diethylmetanilic acid, sodium salt; 2,4-Difluoroaniline;p-Fluoroaniline;N-Methylaniline; andm-Nitroaniline5.8%Free(A+,AU,BH,CL,CO,D,E,IL,JO,KR,L,MA,OM,P,PA,PE, S,SG)15.4¢/kg + 39.5%
2921.42.21.00Metanilic acid6.5%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,L,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 60%
2921.42.22.00Sulfanilic acid6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 60%
2921.42.23.003,4-Dichloroaniline6.5%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 60%
2921.42.36.00m-Chloroaniline; 2-Chloro-4-nitroaniline; 2,5-Dichloroaniline-4-sulfonic acid and its monosodium salt; 2,4-Dinitroaniline;o-Nitroaniline-p-sulfonic acid, sodium salt; and 2,3,4-TrifluoroanilineFree—15.4¢/kg + 60%
2921.42.55.00Fast color bases6.5%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 53%
2921.42.65.00Products described in additional U.S. note 3 to section VI6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,L,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 60%
2921.42.90.00Other6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,L,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 60%
2921.43.04.003-Chloro-o-toluidine; and 6-Chloro-o-toluidineFree—15.4¢/kg + 39.5%
2921.43.08.004-Chloro-o-toluidine and hydrochloride; 5-Chloro-o-toluidine; 6-Chloro-2-toluidine-4-sulfonic acid; 4-Chloro-α,α,α-trifluoro-o- toluidine; 2,6-Dichloro-m-toluidine;N,N- Dimethyl-p-toluidine;N-Ethyl-N-benzyl-m-toluidine; andN-Ethyl-o-toluidine5.8%Free (A+,AU,BH,CL,CO,D,E,IL,JO,KR,L,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 39.5%
2921.43.15.00α,α,α-Trifluoro-2,6-dinitro-N,N-dipropyl-p- toluidine (Trifluralin)6.5%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 48.5%
2921.43.19.00α,α,α-Trifluoro-o-toluidine; andα,α,α-Trifluoro-6-chloro-m-toluidine6.5%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,L,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 60%
2921.43.22.00N-Ethyl-N-(2-methyl-2-propenyl)-2,6- dinitro-4-(trifluoromethyl)benzenamine6.5%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 60%
2921.43.24.002-Amino-5-chloro-4-ethyl benzenesulfonic acid; 2-Amino-5-chloro-p-toluenesulfonic acid;p-Nitro-o-toluidine; and 3-(Trifluoromethyl) aniline (m-Aminobenzotrifluoride)Free—15.4¢/kg + 60%
2921.43.40.00Products described in additional U.S. note 3 to section VI6.5%Free (A+,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 60%
2921.43.90Other6.5%Free (A+,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 60%
2921.44.05.004,4'-Bis (α,α-dimethylbenzyl) diphenylamine; andN-NitrosodiphenylamineFree—15.4¢/kg + 60%
2921.44.10.00Nitrodiphenylamine6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 40%
2921.44.20.00Products described in additional U.S. note 3 to section VI6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 60%
2921.44.70.00Other6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 60%
2921.45.10.007-Amino-1,3-naphthalenedisulfonic acid and its salts; 5-Amino-2-naphthalenesulfonic acid and its salts; 8-Amino-1-naphthalenesulfonic acid and its salts; andN-Phenyl-2-naphthylamine6.5%Free (A+,AU,BH,CL,CO,D,E,IL,JO,KR,L,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 48.5%
2921.45.20.003-Amino-2,7-naphthalenedisulfonic acid; 4-Amino-1-naphthalenesulfonic acid, sodium salt; 5-Amino-1-naphthalenesulfonic acid (Laurent's acid); 8-Amino-2-naphthalenesulfonic acid and its salts; 7-Amino-1,3,6-naphthalenetrisulfonic acid; 8-Anilino-1-naphthalenesulfonic acid (Phenyl Peri acid) and its salts; andN-Ethyl-1-naphthylamine5.8%Free (A+,AU,BH,CL,CO,D,E,IL,JO,KR,L,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 39.5%
2921.45.25.00Mixtures of 5- and 8-amino-2-naphthalene- sulfonic acid; 2-Naphthylamine-6-sulfonic acid; ando-Naphthionic acid (1-amino- 2-naphthalene- sulfonic acid)Free—15.4¢/kg + 60%
2921.45.60.00Products described in additional U.S. note 3 to section VI6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,L,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 60%
2921.45.90Other6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,L,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 60%
2921.46.00.00Amfetamine (INN), benzfetamine (INN), dexamfetamine (INN), etilamfetamine (INN), fencamfamin (INN), lefetamine (INN), levamfetamine (INN), mefenorex (INN) and phentermine (INN); salts thereofFree—15.4¢/kg + 149.5%
2921.49.10.004-Amino-2-stilbenesulfonic acid and its salts;p-Ethylaniline; 2,4,6-Trimethylaniline (Mesidine); 2,3-Xylidine; 2,4-Xylidine; 2,5-Xylidine; and 3,4-Xylidine5.8%Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 48.5%
2921.49.15.00m-Nitro-p-toluidineFree—15.4¢/kg + 53%
2921.49.32.00Fast color bases6.5%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 53%
2921.49.38.00Antidepressants, tranquilizers and other psychotherapeutic agents6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 149.5%
2921.49.43.00Other6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 71.5%
2921.49.45.00Products described in additional U.S. note 3 to section VI6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 60%
2921.49.50.00Other6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,L,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 60%
2921.51.10.004-Amino-2-(N,N-diethylamino) toluene hydrochloride;m-Phenylenediamine;o-Phenylenediamine; Toluene-2,4-diamine; Toluene-2,5-diamine; and Toluene-2,5-diamine sulfate6.5%Free (A+,AU,BH,CL,CO,D,E,IL,JO,KR,L,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 48.5%
2921.51.20.00Photographic chemicals6.5%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 50%
2921.51.30.00Products described in additional U.S. note 3 to section VI6.5%Free (A+,AU,BH,CL,CO,D,E,IL,JO,KR,L,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 60%
2921.51.50.00Other6.5%Free (A+,AU,BH,CL,CO,D,E,IL,JO,KR,L,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 60%
2921.59.04.001,8-Diaminonaphthalene (1,8-Naphthalenediamine)Free—15.4¢/kg + 39.5%
2921.59.08.005-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)5.8%Free (A+,AU,BH,CL,CO,D,E,IL,JO,KR,L,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 39.5%
2921.59.17.004,4'-Benzidine-2,2'-disulfonic acid; 1,4-Diaminobenzene-2-sulfonic acid; 4,4'-Methylene bis ((3-chloro-2,6-diethylaniline); 4,4'-Methylene bis(2,6-diethylaniline); 4,4'-Methylene bis (2,6-diisopropylaniline);m-Xylene diamine; and 3,3'-Diaminobenzidine (tetraaminobiphenyl)Free—15.4¢/kg + 60%
2921.59.20.004,4'-Diamino-2,2'-stilbenedisulfonic acid6.5%Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)15.4¢/kg + 80%
2921.59.30.004,4'-Methylenedianiline6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 40%
2921.59.40.00Products described in additional U.S. note 3 to section VI6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,L,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 60%
2921.59.80Other6.5%Free (A+,AU,BH,CL,CO,D, E,IL,JO,K, KR,L,MA,OM,P, PA,PE,S,SG)15.4¢/kg + 60%

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