USMCA.COM
Chapter 29 HTS Revision 19 (2026)

Tariff Schedule ›

Chapter 29: Organic chemicals

774 provisions in this chapter where a USMCA claim changes the duty. 3 are also subject to Section 338 duties on Canadian goods, which a USMCA claim does not remove.

Showing 401 to 600 of 774, by tariff number.

HTSDescription GeneralUSMCASection 338
2920.30.00.00 Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated… 3.7% Free —
2920.90.10.00 Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated… 6.5% Free —
2920.90.20.00 Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated… 6.5% Free —
2920.90.51 Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated… 3.7% Free —
2921.11.00.00 Amine-function compounds: Methylamine, di- or trimethylamine and their salts 3.7% Free —
2921.14.00.00 Amine-function compounds: 2-(N,N,-Diisopropylamino)ethyl chloride hydrochloride 6.5% Free —
2921.19.11.00 Amine-function compounds: Mono-, di- and triethylamines;mono-, di-, and tri-(propyl- and butyl-)monoamines; salts of any of the… 3.7% Free —
2921.19.61 Amine-function compounds: Other 6.5% Free —
2921.21.00.00 Amine-function compounds: Ethylenediamine and its salts 5.8% Free —
2921.22.05.00 Amine-function compounds: Hexamethylenediamine adipate (Nylon salt) 6.5% Free —
2921.22.10.00 Amine-function compounds: Derived in whole or in part from adipic acid 6.5% Free —
2921.22.50.00 Amine-function compounds: Other 6.5% Free —
2921.29.00 Amine-function compounds: Other 6.5% Free —
2921.30.10.00 Amine-function compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2921.30.30.00 Amine-function compounds: Other 6.5% Free —
2921.30.50.00 Amine-function compounds: Other 3.7% Free —
2921.41.10.00 Amine-function compounds: Aniline 6.5% Free —
2921.41.20.00 Amine-function compounds: Aniline salts 6.5% Free —
2921.42.10.00 Amine-function compounds: N,N-Dimethylaniline 6.5% Free —
2921.42.15.00 Amine-function compounds: N-Ethylaniline; andN,N-Diethylaniline 6.5% Free —
2921.42.18.00 Amine-function compounds: o-Aminobenzenesulfonic acid (Orthanilic acid); 6-Chlorometanilic acid; 2-Chloro-5-nitroaniline… 5.8% Free —
2921.42.21.00 Amine-function compounds: Metanilic acid 6.5% Free —
2921.42.22.00 Amine-function compounds: Sulfanilic acid 6.5% Free —
2921.42.23.00 Amine-function compounds: 3,4-Dichloroaniline 6.5% Free —
2921.42.55.00 Amine-function compounds: Fast color bases 6.5% Free —
2921.42.65.00 Amine-function compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2921.42.90.00 Amine-function compounds: Other 6.5% Free —
2921.43.08.00 Amine-function compounds: 4-Chloro-o-toluidine and hydrochloride; 5-Chloro-o-toluidine; 6-Chloro-2-toluidine-4-sulfonic acid… 5.8% Free —
2921.43.15.00 Amine-function compounds: α,α,α-Trifluoro-2,6-dinitro-N,N-dipropyl-p- toluidine (Trifluralin) 6.5% Free —
2921.43.19.00 Amine-function compounds: α,α,α-Trifluoro-o-toluidine; andα,α,α-Trifluoro-6-chloro-m-toluidine 6.5% Free —
2921.43.22.00 Amine-function compounds: N-Ethyl-N-(2-methyl-2-propenyl)-2,6- dinitro-4-(trifluoromethyl)benzenamine 6.5% Free —
2921.43.40.00 Amine-function compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2921.43.90 Amine-function compounds: Other 6.5% Free —
2921.44.10.00 Amine-function compounds: Nitrodiphenylamine 6.5% Free —
2921.44.20.00 Amine-function compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2921.44.70.00 Amine-function compounds: Other 6.5% Free —
2921.45.10.00 Amine-function compounds: 7-Amino-1,3-naphthalenedisulfonic acid and its salts; 5-Amino-2-naphthalenesulfonic acid and its… 6.5% Free —
2921.45.20.00 Amine-function compounds: 3-Amino-2,7-naphthalenedisulfonic acid; 4-Amino-1-naphthalenesulfonic acid, sodium salt… 5.8% Free —
2921.45.60.00 Amine-function compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2921.45.90 Amine-function compounds: Other 6.5% Free —
2921.49.10.00 Amine-function compounds: 4-Amino-2-stilbenesulfonic acid and its salts;p-Ethylaniline; 2,4,6-Trimethylaniline (Mesidine)… 5.8% Free —
2921.49.32.00 Amine-function compounds: Fast color bases 6.5% Free —
2921.49.38.00 Amine-function compounds: Antidepressants, tranquilizers and other psychotherapeutic agents 6.5% Free —
2921.49.43.00 Amine-function compounds: Other 6.5% Free —
2921.49.45.00 Amine-function compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2921.49.50.00 Amine-function compounds: Other 6.5% Free —
2921.51.10.00 Amine-function compounds: 4-Amino-2-(N,N-diethylamino) toluene hydrochloride;m-Phenylenediamine;o-Phenylenediamine… 6.5% Free —
2921.51.20.00 Amine-function compounds: Photographic chemicals 6.5% Free —
2921.51.30.00 Amine-function compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2921.51.50.00 Amine-function compounds: Other 6.5% Free —
2921.59.08.00 Amine-function compounds: 5-Amino-2-(p-aminoanilino) benzenesulfonic acid; 4,4'-Diamino-3-biphenylsulfonic acid… 5.8% Free —
2921.59.20.00 Amine-function compounds: 4,4'-Diamino-2,2'-stilbenedisulfonic acid 6.5% Free —
2921.59.30.00 Amine-function compounds: 4,4'-Methylenedianiline 6.5% Free —
2921.59.40.00 Amine-function compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2921.59.80 Amine-function compounds: Other 6.5% Free —
2922.11.00.00 Oxygen-function amino-compounds: Monoethanolamine and its salts 6.5% Free —
2922.12.00.01 Oxygen-function amino-compounds: Diethanolamine and its salts 6.5% Free —
2922.15.00.00 Oxygen-function amino-compounds: Triethanolamine 6.5% Free —
2922.16.00.00 Oxygen-function amino-compounds: Diethylammonium perfluorooctane sulfonate 6.5% Free —
2922.17.00.00 Oxygen-function amino-compounds: Methyldiethanolamine and ethyldiethanolamine 6.5% Free —
2922.18.00.00 Oxygen-function amino-compounds: 2-(N,N-Diisopropylamino)ethanol 6.5% Free —
2922.19.09 Oxygen-function amino-compounds: Drugs 6.5% Free —
2922.19.20.00 Oxygen-function amino-compounds: 4,4'-Bis(dimethylamino) benzhydrol (Michler's hydrol); 5'-[3'-(Dimethylamino) propyl]-10',11'-… 5.8% Free —
2922.19.60.00 Oxygen-function amino-compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2922.19.70.00 Oxygen-function amino-compounds: Other 6.5% Free —
2922.19.90.00 Oxygen-function amino-compounds: Salts of triethanolamine 6.5% Free —
2922.19.96 Oxygen-function amino-compounds: Other 6.5% Free —
2922.21.10.00 Oxygen-function amino-compounds: 1-Amino-8-hydroxy-3,6-naphthalenedisulfonic acid; 4-Amino-5-hydroxy-1,3-naphthalenedisulfonic… 5.8% Free —
2922.21.40.00 Oxygen-function amino-compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2922.21.50.00 Oxygen-function amino-compounds: Other 6.5% Free —
2922.29.03.00 Oxygen-function amino-compounds: o-Anisidine;p-Anisidine; andp-Phenetidine 6.5% Free —
2922.29.10.00 Oxygen-function amino-compounds: 2-Amino-6-chloro-4-nitrophenol; 2-Amino-4-chlorophenol; 2-Amino-4-chlorophenol hydrochloride… 5.8% Free —
2922.29.15.00 Oxygen-function amino-compounds: m-Diethylaminophenol;m-Dimethylaminophenol; 3-Ethylamino-p-cresol; and… 6.5% Free —
2922.29.26.00 Oxygen-function amino-compounds: Fast color bases 6.5% Free —
2922.29.27.00 Oxygen-function amino-compounds: Drugs 6.5% Free —
2922.29.29.00 Oxygen-function amino-compounds: Photographic chemicals 6.5% Free —
2922.29.61.00 Oxygen-function amino-compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2922.29.81 Oxygen-function amino-compounds: Other 6.5% Free —
2922.39.10.00 Oxygen-function amino-compounds: 2'-Amino aceto phenone; 3'-Amino aceto phenone; 1-Amino-4-bromo-2-methyl anthra quinone… 5.8% Free —
2922.39.14.00 Oxygen-function amino-compounds: 2-Aminoanthraquinone 6.5% Free —
2922.39.25.00 Oxygen-function amino-compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2922.39.45.00 Oxygen-function amino-compounds: Other 6.5% Free —
2922.39.50.00 Oxygen-function amino-compounds: Other 6.5% Free —
2922.41.00 Oxygen-function amino-compounds: Lysine and its esters; salts thereof 3.7% Free —
2922.42.10.00 Oxygen-function amino-compounds: Monosodium glutamate 6.5% Free —
2922.42.50.00 Oxygen-function amino-compounds: Other 3.7% Free —
2922.43.10.00 Oxygen-function amino-compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2922.43.50.00 Oxygen-function amino-compounds: Other 6.5% Free —
2922.49.10.00 Oxygen-function amino-compounds: m-Aminobenzoic acid, technical;p-Aminobenzoic acid; 3,5-Diaminobenzoic acid… 5.8% Free —
2922.49.26.00 Oxygen-function amino-compounds: Drugs 6.5% Free —
2922.49.30.00 Oxygen-function amino-compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2922.49.37.00 Oxygen-function amino-compounds: Other 6.5% Free —
2922.49.43.00 Oxygen-function amino-compounds: Glycine (Aminoacetic acid) 4.2% Free —
2922.49.49 Oxygen-function amino-compounds: Other amino acids 4.2% Free —
2922.49.80.00 Oxygen-function amino-compounds: Other 3.7% Free —
2922.50.10.00 Oxygen-function amino-compounds: dl-3-(3,4-Di hydroxy phenyl) alanine;N-Ethyl-N-(2-methoxy carbonyl ethyl) aniline;dl-Phenyl… 5.8% Free —
2922.50.11.00 Oxygen-function amino-compounds: Salts of d(-)-p-Hydroxyphenylglycine ((R)- α-Amino-4-hydroxybenzeneacetic acid) 6.5% Free —
2922.50.14.00 Oxygen-function amino-compounds: Cardiovascular drugs 6.5% Free —
2922.50.17.00 Oxygen-function amino-compounds: Dermatological agents and local anesthetics 6.5% Free —
2922.50.19.00 Oxygen-function amino-compounds: Guaiacol derivatives 6.5% Free —
2922.50.25.00 Oxygen-function amino-compounds: Other 6.5% Free —
2922.50.35.00 Oxygen-function amino-compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2922.50.40.00 Oxygen-function amino-compounds: Other 6.5% Free —
2922.50.50.00 Oxygen-function amino-compounds: Other 6.5% Free —
2923.10.00.00 Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined: Choline and… 3.7% Free —
2923.20.20 Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined: Other 5% Free —
2923.30.00.00 Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined:… 6.2% Free —
2923.40.00.00 Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined:… 6.2% Free —
2923.90.01.00 Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined: Other 6.2% Free —
2924.12.00.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Fluoroacetamide (ISO), monocrotophos (ISO) and… 3.7% Free —
2924.19.11 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Amides 3.7% Free —
2924.19.80.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Other 6.5% Free —
2924.21.04.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: 3-(p-Chlorophenyl)-1,1-dimethylurea (Monuron) 6.5% Free —
2924.21.16.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Other 6.5% Free —
2924.21.18.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: sym-Diethyldiphenylurea 6.5% Free —
2924.21.20.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Products described in additional U.S. note 3 to… 6.5% Free —
2924.21.45.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Other 6.5% Free —
2924.21.50.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Other 6.5% Free —
2924.23.10.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: 2-Acetamidobenzoic acid 6.5% Free —
2924.23.70.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Products described in additional U.S. note 3 to… 6.5% Free —
2924.23.75.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Other 6.5% Free —
2924.25.00.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Alachlor (ISO) 6.5% Free —
2924.29.05.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Biligrafin acid… 5.3% Free —
2924.29.10.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Acetanilide;N-Acetylsulfanilyl chloride; Aspartame… 6.5% Free —
2924.29.20.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: 2-Acetamido-3-chloro anthra quinone;o-Aceto… 6.5% Free —
2924.29.31.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: 4-Acetamido-2-amino phenol;p-Acetamino benz… 5.8% Free —
2924.29.36.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Other 6.5% Free —
2924.29.43.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: 3-Ethoxy carbonyl amino phenyl-N-phenyl carbamate… 6.5% Free —
2924.29.47.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Other 6.5% Free —
2924.29.52.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Fast color bases 6.5% Free —
2924.29.62 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Other 6.5% Free —
2924.29.65.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: 5-Bromoacetyl-2-salicylamide 6.5% Free —
2924.29.71 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Products described in additional U.S. note 3 to… 6.5% Free —
2924.29.77 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Other 6.5% Free —
2924.29.95.00 Carboxyamide-function compounds; amide-function compounds of carbonic acid: Other 6.5% Free —
2925.11.00.00 Carboxyimide-function compounds (including saccharin and its salts) and imine-function compounds: Saccharin and its salts 6.5% Free —
2925.19.10.00 Carboxyimide-function compounds (including saccharin and its salts) and imine-function compounds: Ethylenebistetrabromophthalimide 6.5% Free —
2925.19.42.00 Carboxyimide-function compounds (including saccharin and its salts) and imine-function compounds: Other 6.5% Free —
2925.19.91.00 Carboxyimide-function compounds (including saccharin and its salts) and imine-function compounds: Other 3.7% Free —
2925.21.00.00 Carboxyimide-function compounds (including saccharin and its salts) and imine-function compounds: Chlordimeform (ISO) 6.5% Free —
2925.29.10.00 Carboxyimide-function compounds (including saccharin and its salts) and imine-function compounds: N'-(4-Chloro-o-tolyl)-N,N-… 6.5% Free —
2925.29.20.00 Carboxyimide-function compounds (including saccharin and its salts) and imine-function compounds: Drugs 6.5% Free —
2925.29.60.00 Carboxyimide-function compounds (including saccharin and its salts) and imine-function compounds: Other 6.5% Free —
2925.29.90.00 Carboxyimide-function compounds (including saccharin and its salts) and imine-function compounds: Other 3.7% Free —
2926.10.00.00 Nitrile-function compounds: Acrylonitrile 6.5% Free —
2926.30.20.00 Nitrile-function compounds: 4-Cyano-2-dimethylamino-4,4-diphenylbutane 6.5% Free —
2926.40.00.00 Nitrile-function compounds: alpha-Phenylacetoacetonitrile 6.5% Free —
2926.90.05.00 Nitrile-function compounds: 2-Amino-4-chlorobenzonitrile (5-Chloro-2- cyanoaniline); 2-Amino-5-chlorobenzonitrile… 6.5% Free —
2926.90.08.00 Nitrile-function compounds: Benzonitrile 6.5% Free —
2926.90.12.00 Nitrile-function compounds: Other 6.5% Free —
2926.90.14.00 Nitrile-function compounds: p-Chlorobenzonitrile; and Verapamil hydrochloride 6.5% Free —
2926.90.17.00 Nitrile-function compounds: o-Chlorobenzonitrile 6.5% Free —
2926.90.21.00 Nitrile-function compounds: Fungicides 6.5% Free —
2926.90.23.00 Nitrile-function compounds: 3,5-Dibromo-4-hydroxybenzonitrile (Bromoxynil) 6.5% Free —
2926.90.25.00 Nitrile-function compounds: Other 6.5% Free —
2926.90.30.00 Nitrile-function compounds: Other 6.5% Free —
2926.90.43.00 Nitrile-function compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2926.90.48.01 Nitrile-function compounds: Other 6.5% Free —
2927.00.06.00 Diazo-, azo- or azoxy-compounds: p-Aminoazobenzenedisulfonic acid; and Diazoaminobenzene (1,3-Diphenyltriazene) 5.8% Free —
2927.00.15.00 Diazo-, azo- or azoxy-compounds: 1,1'-Azobisformamide 3.7% Free —
2927.00.25.00 Diazo-, azo- or azoxy-compounds: Photographic chemicals 6.5% Free —
2927.00.30.00 Diazo-, azo- or azoxy-compounds: Fast color bases and fast color salts 6.5% Free —
2927.00.40.00 Diazo-, azo- or azoxy-compounds: Products described in additional U.S. note 3 to section VI 6.5% Free —
2927.00.50.00 Diazo-, azo- or azoxy-compounds: Other 6.5% Free —
2928.00.10.00 Organic derivatives of hydrazine or of hydroxylamine: Methyl ethyl ketoxime 3.7% Free —
2928.00.25.00 Organic derivatives of hydrazine or of hydroxylamine: Aromatic 6.5% Free —
2928.00.30.00 Organic derivatives of hydrazine or of hydroxylamine: Drugs 3.7% Free —
2928.00.50.00 Organic derivatives of hydrazine or of hydroxylamine: Other 6.5% Free —
2929.10.10.00 Compounds with other nitrogen function: Toluenediisocyanates (unmixed) 6.5% Free —
2929.10.15.00 Compounds with other nitrogen function: Mixtures of 2,4- and 2,6-toluenediisocyanates 6.5% Free —
2929.10.20.00 Compounds with other nitrogen function: Bitolylene diisocyanate (TODI);o-Isocyanic acid, o-tolyl ester; and Xylene diisocyanate 5.8% Free —
2929.10.30.00 Compounds with other nitrogen function: 3,4-Dichlorophenylisocyanate 6.5% Free —
2929.10.35.00 Compounds with other nitrogen function: 1,6-Hexamethylene diisocyanate 6.5% Free —
2929.10.55.00 Compounds with other nitrogen function: Products described in additional U.S. note 3 to section VI 6.5% Free —
2929.10.80 Compounds with other nitrogen function: Other 6.5% Free —
2929.90.15.00 Compounds with other nitrogen function: Products described in additional U.S. note 3 to section VI 6.5% Free —
2929.90.20.00 Compounds with other nitrogen function: Other 6.5% Free —
2929.90.50 Compounds with other nitrogen function: Other 6.5% Free —
2930.10.01.00 Organo-sulfur compounds: 2-(N,N-Dimethylamino) ethanethiol 3.7% Free —
2930.20.10.00 Organo-sulfur compounds: Pesticides 6.5% Free —
2930.20.20 Organo-sulfur compounds: Other 6.5% Free —
2930.20.90 Organo-sulfur compounds: Other 3.7% Free —
2930.30.60.00 Organo-sulfur compounds: Other 3.7% Free —
2930.60.00.00 Organo-sulfur compounds: 2-(N,N-Diethylamino)ethanethiol 3.7% Free —
2930.70.00.00 Organo-sulfur compounds: Bis(2-hydroxyethyl)sulfide (thiodiglycol (INN)) 3.7% Free —
2930.80.00.00 Organo-sulfur compounds: Aldicarb (ISO), captafol (ISO) and methamidophos (ISO) 6.5% Free —
2930.90.10.00 Organo-sulfur compounds: Pesticides 6.5% Free —
2930.90.24.00 Organo-sulfur compounds: N-Cyclohexylthiophthalimide 6.5% Free —
2930.90.29.00 Organo-sulfur compounds: Other 6.5% Free —
2930.90.30.00 Organo-sulfur compounds: Thiocyanates, thiurams and isothiocyanates 3.7% Free —
2930.90.43 Organo-sulfur compounds: Other 6.5% Free —
2930.90.49 Organo-sulfur compounds: Other 4.2% Free —
2930.90.92 Organo-sulfur compounds: Other 3.7% Free —
2931.10.00.00 Other organo-inorganic compounds: Tetramethyl lead and tetraethyl lead 3.7% Free —
2931.20.00.00 Other organo-inorganic compounds: Tributyltin compounds 3.7% Free —
2931.41.00.00 Other organo-inorganic compounds: Dimethyl methylphosphonate 3.7% Free —
2931.42.00.00 Other organo-inorganic compounds: Dimethyl propylphosphonate 3.7% Free —
2931.43.00.00 Other organo-inorganic compounds: Diethyl ethylphosphonate 3.7% Free —
2931.44.00.00 Other organo-inorganic compounds: Methylphosphonic acid 3.7% Free —
2931.45.00.00 Other organo-inorganic compounds: Salt of methylphosphonic acid and (aminoiminomethyl)urea (1:1) 3.7% Free —