US HTS chapter 29

Short title: Organic chemicals.

A short title is written by HTS Pilot; it is not the text of the schedule.

42 headings

The title of this chapter and its legal notes are not reproduced here. Chapter 29 at USITC, with its title and notes (PDF)

Heading	Description	Lines
2901	Acyclic hydrocarbons	17
2902	Cyclic hydrocarbons	22
2903	Halogenated derivatives of hydrocarbons	89
2904	Sulfonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated	34
2905	Acyclic alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives	58
2906	Cyclic alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives	15
2907	Phenols; phenol-alcohols	24
2908	Halogenated, sulfonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols	23
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	40
2910	Epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and their halogenated, sulfonated, nitrated or nitrosated derivatives	9
2911	Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulfonated, nitrated or nitrosated derivatives	3
2912	Aldehydes, whether or not with other oxygen function; cyclic polymers of aldehydes; paraformaldehyde	29
2913	Halogenated, sulfonated, nitrated or nitrosated derivatives of products of heading 2912	4
2914	Ketones and quinones, whether or not with other oxygen function, and their halogenated, sulfonated, nitrated, or nitrosated derivatives	43
2915	Saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives	60
2916	Unsaturated acyclic monocarboxylic acids, cyclic monocarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives	57
2917	Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives	44
2918	Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives	77
2919	Phosphoric esters and their salts, including lactophosphates; their halogenated, sulfonated, nitrated or nitrosated derivatives	8
2920	Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated, sulfonated, nitrated or nitrosated derivatives	17
2921	Amine-function compounds	92
2922	Oxygen-function amino-compounds	86
2923	Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined	9
2924	Carboxyamide-function compounds; amide-function compounds of carbonic acid	55
2925	Carboxyimide-function compounds (including saccharin and its salts) and imine-function compounds	16
2926	Nitrile-function compounds	25
2927	Diazo-, azo- or azoxy-compounds	9
2928	Organic derivatives of hydrazine or of hydroxylamine	6
2929	Compounds with other nitrogen function	22
2930	Organo-sulfur compounds	48
2931	Other organo-inorganic compounds	50
2932	Heterocyclic compounds with oxygen hetero-atom(s) only	40
2933	Heterocyclic compounds with nitrogen hetero-atom(s) only	144
2934	Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds	48
2935	Sulfonamides	20
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	22
2937	Hormones, prostaglandins, thromboxanes and leukotrienes, natural or reproduced by synthesis; derivatives and structural analogues thereof, including chain modified polypeptides, used primarily as hormones	37
2938	Glycosides, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives	2
2939	Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives	28
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	3
2941	Antibiotics	24
2942	Other organic compounds	6

All chapters

Source: USITC, Harmonized Tariff Schedule of the United States – 2026 HTS Revision 20, effective 28 September 2026. The schedule at USITC

Not shown: the additional duties of Chapter 99 (such as Section 301 and Section 232), anti-dumping and countervailing duties, quotas and the legal notes.

This page is general information, not legal advice and not a classification decision. Tariff texts and rates change: check the publisher's current schedule, and ask the customs authority for a binding ruling where the answer matters.