CHAPTER 29
Organic Chemicals
Section VI of the U.S. Harmonized Tariff Schedule. 42 headings.
Headings in this chapter
2901
Acyclic hydrocarbons:
2902
Cyclic hydrocarbons:
2903
Halogenated derivatives of hydrocarbons:
2904
Sulfonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated:
2905
Acyclic alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives:
2906
Cyclic alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives:
2907
Phenols; phenol-alcohols:
2908
Halogenated, sulfonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols:
2909
Ethers, ether-alcohols, ether-phenols, ether-alcohol- phenols, alcohol peroxides, ether peroxides, acetal and hemiacetal peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulfonated, nitrated or nitrosated derivatives
2910
Epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and their halogenated, sulfonated, nitrated or nitrosated derivatives:
2911
Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulfonated, nitrated or nitrosated derivatives:
2912
Aldehydes, whether or not with other oxygen function; cyclic polymers of aldehydes; paraformaldehyde:
2913
Halogenated, sulfonated, nitrated or nitrosated derivatives of products of heading 2912:
2914
Ketones and quinones, whether or not with other oxygen function, and their halogenated, sulfonated, nitrated, or nitrosated derivatives:
2915
Saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives:
2916
Unsaturated acyclic monocarboxylic acids, cyclic monocarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives:
2917
Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives:
2918
Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives:
2919
Phosphoric esters and their salts, including lactophosphates; their halogenated, sulfonated, nitrated or nitrosated derivatives:
2920
Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated, sulfonated, nitrated or nitrosated derivatives:
2921
Amine-function compounds
2922
Oxygen-function amino-compounds:
2923
Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined:
2924
Carboxyamide-function compounds; amide-function compounds of carbonic acid:
2925
Carboxyimide-function compounds (including saccharin and its salts) and imine-function compounds:
2926
Nitrile-function compounds:
2927
Diazo-, azo- or azoxy-compounds:
2928
Organic derivatives of hydrazine or of hydroxylamine:
2929
Compounds with other nitrogen function:
2930
Organo-sulfur compounds:
2931
Other organo-inorganic compounds:
2932
Heterocyclic compounds with oxygen hetero-atom(s) only:
2933
Heterocyclic compounds with nitrogen hetero-atom(s) only:
2934
Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds:
2935
Sulfonamides:
2936
Provitamins and vitamins, natural or reproduced by synthesis (including natural concentrates), derivatives thereof used primarily as vitamins, and intermixtures of the foregoing, whether or not in any solvent:
2937
Hormones, prostaglandins, thromboxanes and leukotrienes, natural or reproduced by synthesis; derivatives and structural analogues thereof, including chain modified polypeptides, used primarily as hormones:
2938
Glycosides, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives:
2939
Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives:
2940
Sugars, chemically pure, other than sucrose, lactose, maltose, glucose and fructose; sugar ethers, sugar acetals and sugar esters, and their salts, other than products of heading 2937, 2938 or 2939:
2941
Antibiotics:
2942
Other organic compounds:
Recent CBP rulings in Chapter 29
N357263
July 20, 2026
The tariff classification of N-Phenyl-N-(trichloromethylsulfenyl)-benzenesulfonamide (CAS No. 2280-49-1) from China
H356252
July 15, 2026
Request for Reconsideration of NY N348053; Cream of Tartar; 9802.00.50
N361174
May 19, 2026
The tariff classification of Berberine Chloride Dihydrate 98.5% (CAS No. 5956-60-5) in bulk powder form, from China
N360727
May 12, 2026
The tariff classification of Tenapanor Hydrochloride (CAS No. 1234365-97-9) in bulk form, from Taiwan
N360778
May 12, 2026
The tariff classification of Secnidazole (CAS No. 3366-95-8) imported in bulk powder form, from Italy
N356188
April 30, 2026
The tariff classification of Berberine Hydrochloride 97% (CAS No. 633-65-8) in bulk powder form, from China
N357742
April 16, 2026
The tariff classification of Cyclohexylamine (CAS No. 108-91-8) in bulk form, from the Czech Republic
N354347
April 14, 2026
The tariff classification of Di(2-propylheptyl) phthalate (DPHP) (CAS No. 53306-54-0) from multiple countries
N360089
April 9, 2026
The country of origin of an electrical cable assembly
N355198
April 8, 2026
The tariff classification of Hexachloroacetone (CAS No. 116-16-5) from Germany in bulk form
N352634
March 17, 2026
The tariff classification of Hexaphenoxycyclotriphosphazene (CAS No. 1184-10-7) from China
N359058
March 12, 2026
The tariff classification of Etripamil (CAS No. 1593673-23-4), imported in bulk powder form, from Italy
Chapter 29 legal notes →
Section, chapter, additional U.S., and statistical notes that govern classification under Chapter 29.
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