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
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
N352363
March 10, 2026
The tariff classification of Miramer PE110H from South Korea
N358626
March 9, 2026
The tariff classification of Clodronic Acid Disoduim Salt Tetrahydrate (CAS No. 88416-50-6) 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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