Section VI, Chemical and allied products · HTS release 2026HTSRev21
HTS Chapter 29: headings and duty rates
Headings 2901 to 2942: 42 headings and 1,227 statistical lines. Each heading page gives its base-rate range and the additional duties for the main origins on 2026-10-09.
| Heading | Lines | Base rate |
|---|---|---|
| 2901Acyclic hydrocarbons | 13 | Free |
| 2902Cyclic hydrocarbons | 19 | Free |
| 2903Halogenated derivatives of hydrocarbons | 76 | Free–5.5% |
| 2904Sulfonated, nitrated or nitrosated derivatives of hydrocarbons, whether or not halogenated | 31 | Free–5.5% |
| 2905Acyclic alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives | 44 | Free–5.5% + specific |
| 2906Cyclic alcohols and their halogenated, sulfonated, nitrated or nitrosated derivatives | 12 | Free–5.5% |
| 2907Phenols; phenol-alcohols | 20 | Free–5.5% |
| 2908Halogenated, sulfonated, nitrated or nitrosated derivatives of phenols or phenol-alcohols | 21 | Free–5.5% |
| 2909Ethers, ether-alcohols, ether-phenols, ether-alcohol- phenols, alcohol peroxides, ether peroxides, acetal and… | 33 | Free–5.5% |
| 2910Epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and their halogenated, sulfonated,… | 8 | 3.7%–5.5% |
| 2911Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulfonated, nitrated or… | 2 | Free–5.3% |
| 2912Aldehydes, whether or not with other oxygen function; cyclic polymers of aldehydes; paraformaldehyde | 24 | Free–5.5% |
| 2913Halogenated, sulfonated, nitrated or nitrosated derivatives of products of heading 2912 | 3 | Free–5.5% |
| 2914Ketones and quinones, whether or not with other oxygen function, and their halogenated, sulfonated, nitrated, or… | 35 | Free–5.5% |
| 2915Saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated,… | 47 | Free–5.5% |
| 2916Unsaturated acyclic monocarboxylic acids, cyclic monocarboxylic acids, their anhydrides, halides, peroxides and… | 45 | Free–6.5% |
| 2917Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or… | 36 | Free–6.5% |
| 2918Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their… | 62 | Free–6.5% |
| 2919Phosphoric esters and their salts, including lactophosphates; their halogenated, sulfonated, nitrated or nitrosated… | 6 | Free–6.5% |
| 2920Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated,… | 14 | Free–6.5% |
| 2921Amine-function compounds | 76 | Free–6.5% |
| 2922Oxygen-function amino-compounds | 72 | Free–6.5% |
| 2923Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined | 7 | Free–6.2% |
| 2924Carboxyamide-function compounds; amide-function compounds of carbonic acid | 47 | Free–6.5% |
| 2925Carboxyimide-function compounds (including saccharin and its salts) and imine-function compounds | 14 | Free–6.5% |
| 2926Nitrile-function compounds | 22 | Free–6.5% |
| 2927Diazo-, azo- or azoxy-compounds | 8 | Free–6.5% |
| 2928Organic derivatives of hydrazine or of hydroxylamine | 5 | Free–6.5% |
| 2929Compounds with other nitrogen function | 18 | Free–6.5% |
| 2930Organo-sulfur compounds | 40 | Free–6.5% |
| 2931Other organo-inorganic compounds | 46 | Free–6.5% |
| 2932Heterocyclic compounds with oxygen hetero-atom(s) only | 34 | Free–6.5% |
| 2933Heterocyclic compounds with nitrogen hetero-atom(s) only | 128 | Free–6.5% |
| 2934Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds | 43 | Free–6.5% |
| 2935Sulfonamides | 19 | Free–6.5% |
| 2936Provitamins and vitamins, natural or reproduced by synthesis (including natural concentrates), derivatives thereof used… | 18 | Free |
| 2937Hormones, prostaglandins, thromboxanes and leukotrienes, natural or reproduced by synthesis; derivatives and structural… | 29 | Free |
| 2938Glycosides, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives | 2 | 1.5%–3.7% |
| 2939Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives | 24 | Free–6.5% |
| 2940Sugars, chemically pure, other than sucrose, lactose, maltose, glucose and fructose; sugar ethers, sugar acetals and… | 2 | Free–5.8% |
| 2941Antibiotics | 17 | Free–3.5% |
| 2942Other organic compounds | 5 | Free–6.5% |
Changes since 2025-10-09
40 statistical lines established and 3 discontinued in this chapter according to the USITC Change Records (59 changes in total). Dated changes: change list.
Scope
We do not classify goods. These pages show reference rates for HTS codes. Choosing the code for an entry is the importer's responsibility, and entries are filed by the importer of record or a licensed customs broker. Duties shown are calculations from public sources, not legal advice.