Home HTS codes Chapter 29 2903 Chapter 29 · HTS release 2026HTSRev21
HTS 2903 Halogenated derivatives of hydrocarbonsBase rates and the additional US duties for imports from the main origins on entry date 2026-10-09, from the HTS Calculator duty engine.
Base rate (column 1 general) Free to 5.5%
Additional duty, main origins 0–37.5%
Statistical lines 76
Entry date shown 2026-10-09 (dataset 1.0.0)
Additional duties for the main origins
Additional duties on 2026-10-09 Origin Additional duty Measures China 12.5– 37.5%Section 301 Mexico 0– 10%Section 301 Canada 0– 10%Section 301 Vietnam 12.5% Section 301 Germany 4.5– 10%Section 301
Range of the Chapter 99 duties (percent of customs value) across the lines of this heading. A range means the result differs between lines or depends on facts about the goods; an asterisk marks lines whose duty also depends on a specific (per unit) base rate. Other origins (Japan, South Korea, Taiwan, India, United Kingdom and any other country): in the calculator and the API.
Chapter 99 headings on these lines 9903.05.29 Section 3019903.05.31 Section 3019903.05.39 Section 3019903.05.55 Section 3019903.05.84 Section 3019903.05.93 Section 3019903.05.94 Section 3019903.88.03 Section 3019903.88.15 Section 301
Every line, every origin, with citations
This page sums heading 2903 up. The duty for one line, origin and date comes from the duty engine:
Base rate plus each Chapter 99 line, in percent and in dollars Citations to the Federal Register, CBP and the USITC, with the quoted text The lines considered and not applied, and why Any origin, any entry date from 2025-01-01 to 2026-10-09 Get a free API key
10 free calculations a day without a key. With a free key: 250 duty stacks a month by API. Duty Stack docs .
Lines in this heading
The 76 statistical lines of heading 2903
Each code opens the free calculator for that line on 2026-10-09: base rate, every Chapter 99 line with its citations, and the duty in dollars.
2903.11.00.10 … › Chloromethane (Methyl chloride) and chloroethane (Ethyl chloride) › Chloromethane (Methyl chloride) 2903.11.00.20 … › Chloromethane (Methyl chloride) and chloroethane (Ethyl chloride) › Chloroethane (Ethyl chloride) 2903.12.00.00 Saturated chlorinated derivatives of acyclic hydrocarbons › Dichloromethane (Methylene chloride) 2903.13.00.00 Saturated chlorinated derivatives of acyclic hydrocarbons › Chloroform (Trichloromethane) 2903.14.00.00 Saturated chlorinated derivatives of acyclic hydrocarbons › Carbon tetrachloride 2903.15.00.00 Saturated chlorinated derivatives of acyclic hydrocarbons › Ethylene dichloride (ISO) (1,2-dichloroethane) 2903.19.05.00 … › Other › 1,2-Dichloropropane (Propylene dichloride) and dichlorobutanes 2903.19.10.00 … › Other › Hexachloroethane and tetrachloroethane 2903.19.30.00 … › Other › sec-Butyl chloride 2903.19.60.10 … › Other › Methylchloroform (1,1,1-Trichloroethane) 2903.19.60.50 … › Other › Other 2903.21.00.00 Unsaturated chlorinated derivatives of acyclic hydrocarbons › Vinyl chloride (Chloroethylene) 2903.22.00.00 Unsaturated chlorinated derivatives of acyclic hydrocarbons › Trichloroethylene 2903.23.00.00 Unsaturated chlorinated derivatives of acyclic hydrocarbons › Tetrachloroethylene (Perchloroethylene) 2903.29.00.00 Unsaturated chlorinated derivatives of acyclic hydrocarbons › Other 2903.41.10.00 Saturated fluorinated derivatives of acyclic hydrocarbons › Trifluoromethane (HFC-23) 2903.42.10.00 Saturated fluorinated derivatives of acyclic hydrocarbons › Difluoromethane (HFC-32) 2903.43.10.00 Saturated fluorinated derivatives of acyclic hydrocarbons › Fluoromethane (HFC-41), 1,2-difluoroethane… 2903.44.10.10 … › Pentafluoroethane (HFC-125), 1,1,1-trifluoroethane (HFC-143a) and 1,1,2-trifluoroethane (HFC-143) ›… 2903.44.10.20 … › Pentafluoroethane (HFC-125), 1,1,1-trifluoroethane (HFC-143a) and 1,1,2-trifluoroethane (HFC-143) ›… 2903.44.10.30 … › Pentafluoroethane (HFC-125), 1,1,1-trifluoroethane (HFC-143a) and 1,1,2-trifluoroethane (HFC-143) ›… 2903.45.10.00 Saturated fluorinated derivatives of acyclic hydrocarbons › 1,1,1,2-Tetrafluoroethane (HFC-134a) and… 2903.46.10.00 Saturated fluorinated derivatives of acyclic hydrocarbons › 1,1,1,2,3,3,3-Heptafluoropropane… 2903.47.10.00 Saturated fluorinated derivatives of acyclic hydrocarbons › 1,1,1,3,3-Pentafluoropropane (HFC-245fa) and… 2903.48.00.00 Saturated fluorinated derivatives of acyclic hydrocarbons › 1,1,1,3,3-Pentafluorobutane (HFC-365mfc) and… 2903.49.00.00 Saturated fluorinated derivatives of acyclic hydrocarbons › Other 2903.51.10.00 Unsaturated fluorinated derivatives of acyclic hydrocarbons › 2,3,3,3-Tetrafluoropropene… 2903.59.10.10 … › Other › 1,1,3,3,3-Pentafluoro-2-(trifluoromethyl)-prop-1-ene 2903.59.90.00 … › Other › Other 2903.61.00.00 Brominated or iodinated derivatives of acyclic hydrocarbons › Methyl bromide (bromomethane) 2903.62.10.00 Brominated or iodinated derivatives of acyclic hydrocarbons › Ethylene dibromide (ISO) (1,2-dibromoethane) 2903.69.10.00 … › Other › Acetylene tetrabromide; alkyl bromides, other than methyl bromide (bromomethane); methylene… 2903.69.90.00 … › Other › Other 2903.71.01.00 Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens ›… 2903.72.01.00 Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens ›… 2903.73.01.00 Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens ›… 2903.74.01.00 Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens ›… 2903.75.01.00 Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens ›… 2903.76.01.00 Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens ›… 2903.77.00.10 … › Other, perhalogenated only with fluorine and chlorine › Trichlorofluoromethane 2903.77.00.20 … › Other, perhalogenated only with fluorine and chlorine › Trichlorotrifluoroethanes 2903.77.00.30 … › Other, perhalogenated only with fluorine and chlorine › Dichlorotetrafluoroethane (CFC-114) 2903.77.00.40 … › Other, perhalogenated only with fluorine and chlorine › Monochloropentafluoroethane (CFC-115) 2903.77.00.50 … › Other, perhalogenated only with fluorine and chlorine › Dichlorodifluoromethane 2903.77.00.80 … › Other, perhalogenated only with fluorine and chlorine › Other 2903.78.00.00 Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens › Other… 2903.79.10.00 … › Other › Bromochloromethane 2903.79.90.30 … › Other › Monochlorotetrafluoroethane (HCFC-124) 2903.79.90.70 … › Other › Other 2903.81.00.00 Halogenated derivatives of cyclanic, cyclenic or cycloterpenic hydrocarbons ›… 2903.82.00.00 Halogenated derivatives of cyclanic, cyclenic or cycloterpenic hydrocarbons › Aldrin (ISO), chlordane (ISO)… 2903.83.00.00 Halogenated derivatives of cyclanic, cyclenic or cycloterpenic hydrocarbons › Mirex (ISO) 2903.89.05.00 … › Derived in whole or in part from benzene or other aromatic hydrocarbons › Dibromoethyldibromocyclohexane 2903.89.11.00 … › Other › Pesticides 2903.89.15.00 … › Other › Products described in additional U.S. note 3 to section VI 2903.89.20.00 … › Other › Other 2903.89.31.00 … › Other › Chlorinated, but not otherwise halogenated 2903.89.40.00 … › Other › 1,3,5,7,9,11-Hexabromocyclododecane 2903.89.60.00 … › Other › Tetrabromocyclooctane 2903.89.70.10 … › Other › Other hexabromocyclododecanes (HBCDs) 2903.89.70.90 … › Other › Other 2903.91.10.00 … › Chlorobenzene, o-dichlorobenzene and p-dichlorobenzene › Chlorobenzene 2903.91.20.00 … › Chlorobenzene, o-dichlorobenzene and p-dichlorobenzene › o-Dichlorobenzene 2903.91.30.00 … › Chlorobenzene, o-dichlorobenzene and p-dichlorobenzene › p-Dichlorobenzene 2903.92.00.00 Halogenated derivatives of aromatic hydrocarbons › Hexachlorobenzene (ISO) and DDT (ISO) (clofenotane (INN)),… 2903.93.00.00 Halogenated derivatives of aromatic hydrocarbons › Pentachlorobenzene (ISO) 2903.94.00.00 Halogenated derivatives of aromatic hydrocarbons › Hexabromobiphenyls 2903.99.05.00 … › Other › 3-Bromo-α,α,α-trifluorotoluene; 2-Chloro-5-bromo-α,α,α-trifluorotoluene;… 2903.99.08.00 … › Other › p-Chlorobenzotrifluoride; and 3,4-Dichlorobenzotrifluoride 2903.99.10.00 … › Other › m-Dichlorobenzene; 1,1-Dichloro-2,2-bis(p-ethylphenyl)ethane; and Trichlorobenzenes 2903.99.15.00 … › Other › Triphenylmethyl chloride 2903.99.20.00 … › Other › Benzyl chloride (α-Chlorotoluene); and Benzotrichloride (α,α,α-Trichlorotoluene) 2903.99.23.00 … › Other › Pentabromoethylbenzene 2903.99.27.00 … › Other › Tribromocumene 2903.99.30.00 … › Other › Pesticides 2903.99.80.01 … › Other › Other Recent changes
Between 2025-10-09 and 2026-10-09: the Chapter 99 headings applied changed for all 5 main origins. Dated changes, with their sources: the change list and the Tariff Change Feed .
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.