HS Heading 2903 : Halogenated derivatives of hydrocarbons
HEADING DEFINITION & DISAMBIGUATION
HS Heading 2903 encompasses halogenated derivatives of hydrocarbons. It classifies 42 6-digit WCO subheadings within Chapter 29 under the Harmonized System [USITC HTS 2026].
Subheadings Under Heading 2903
| HS Code | WCO 6-Digit Subheading Description | Chapter | Operational Package |
|---|---|---|---|
| 2903.11 | Saturated chlorinated derivatives of acyclic hydrocarbons, Chloromethane (Methyl chloride) and chloroethane (Ethyl chloride) | 29 | View 2903.11 Package → |
| 2903.12 | Saturated chlorinated derivatives of acyclic hydrocarbons, Dichloromethane (Methylene chloride) | 29 | View 2903.12 Package → |
| 2903.13 | Saturated chlorinated derivatives of acyclic hydrocarbons, Chloroform (Trichloromethane) | 29 | View 2903.13 Package → |
| 2903.14 | Saturated chlorinated derivatives of acyclic hydrocarbons, Carbon tetrachloride | 29 | View 2903.14 Package → |
| 2903.15 | Saturated chlorinated derivatives of acyclic hydrocarbons, Ethylene dichloride (ISO) (1,2-dichloroethane) | 29 | View 2903.15 Package → |
| 2903.19 | Saturated chlorinated derivatives of acyclic hydrocarbons, Other | 29 | View 2903.19 Package → |
| 2903.21 | Unsaturated chlorinated derivatives of acyclic hydrocarbons, Vinyl chloride (Chloroethylene) | 29 | View 2903.21 Package → |
| 2903.22 | Unsaturated chlorinated derivatives of acyclic hydrocarbons, Trichloroethylene | 29 | View 2903.22 Package → |
| 2903.23 | Unsaturated chlorinated derivatives of acyclic hydrocarbons, Tetrachloroethylene (Perchloroethylene) | 29 | View 2903.23 Package → |
| 2903.29 | Unsaturated chlorinated derivatives of acyclic hydrocarbons, Other | 29 | View 2903.29 Package → |
| 2903.41 | Saturated fluorinated derivatives of acyclic hydrocarbons, Trifluoromethane (HFC-23) | 29 | View 2903.41 Package → |
| 2903.42 | Saturated fluorinated derivatives of acyclic hydrocarbons, Difluoromethane (HFC-32) | 29 | View 2903.42 Package → |
| 2903.43 | Saturated fluorinated derivatives of acyclic hydrocarbons, Fluoromethane (HFC-41), 1,2-difluoroethane (HFC-152) and 1,1-difluoroethane (HFC-152a) | 29 | View 2903.43 Package → |
| 2903.44 | Saturated fluorinated derivatives of acyclic hydrocarbons, Pentafluoroethane (HFC-125), 1,1,1-trifluoroethane (HFC-143a) and 1,1,2-trifluoroethane (HFC-143) | 29 | View 2903.44 Package → |
| 2903.45 | Saturated fluorinated derivatives of acyclic hydrocarbons, 1,1,1,2-Tetrafluoroethane (HFC-134a) and 1,1,2,2-tetrafluoroethane (HFC-134) | 29 | View 2903.45 Package → |
| 2903.46 | Saturated fluorinated derivatives of acyclic hydrocarbons, 1,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea),1,1,1,2,2,3-hexafluoropropane (HFC-236cb),1,1,1,2,3,3-hexafluoropropane (HFC-236ea) and 1,1,1,3,3,3-hexafluoropropane (HFC-236fa) | 29 | View 2903.46 Package → |
| 2903.47 | Saturated fluorinated derivatives of acyclic hydrocarbons, 1,1,1,3,3-Pentafluoropropane (HFC-245fa) and 1,1,2,2,3-pentafluoropropane (HFC-245ca) | 29 | View 2903.47 Package → |
| 2903.48 | Saturated fluorinated derivatives of acyclic hydrocarbons, 1,1,1,3,3-Pentafluorobutane (HFC-365mfc) and 1,1,1,2,2,3,4,5,5,5-decafluoropentane (HFC-4310mee) | 29 | View 2903.48 Package → |
| 2903.49 | Saturated fluorinated derivatives of acyclic hydrocarbons, Other | 29 | View 2903.49 Package → |
| 2903.51 | Unsaturated fluorinated derivatives of acyclic hydrocarbons, 2,3,3,3-Tetrafluoropropene (HFO-1234yf),1,3,3,3-tetrafluoropropene (HFO-1234ze) and (Z)-1,1,1,4,4,4-hexafluoro-2-butene (HFO-1336mzz) | 29 | View 2903.51 Package → |
| 2903.59 | Unsaturated fluorinated derivatives of acyclic hydrocarbons, Other | 29 | View 2903.59 Package → |
| 2903.61 | Brominated or iodinated derivatives of acyclic hydrocarbons, Methyl bromide (bromomethane) | 29 | View 2903.61 Package → |
| 2903.62 | Brominated or iodinated derivatives of acyclic hydrocarbons, Ethylene dibromide (ISO) (1,2-dibromoethane) | 29 | View 2903.62 Package → |
| 2903.69 | Brominated or iodinated derivatives of acyclic hydrocarbons, Other | 29 | View 2903.69 Package → |
| 2903.71 | Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens, Chlorodifluoromethane (HCFC-22) | 29 | View 2903.71 Package → |
| 2903.72 | Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens, Dichlorotrifluoroethanes (HCFC-123) | 29 | View 2903.72 Package → |
| 2903.73 | Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens, Dichlorofluoroethanes (HCFC-141, 141b) | 29 | View 2903.73 Package → |
| 2903.74 | Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens, Chlorodifluoroethanes (HCFC-142, 142b) | 29 | View 2903.74 Package → |
| 2903.75 | Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens, Dichloropentafluoropropanes (HCFC-225, 225ca, 225cb) | 29 | View 2903.75 Package → |
| 2903.76 | Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens, Bromochlorodifluoromethane (Halon-1211), bromotrifluoromethane (Halon-1301) and dibromotetrafluoroethanes (Halon-2402) | 29 | View 2903.76 Package → |
| 2903.77 | Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens, Other, perhalogenated only with fluorine and chlorine | 29 | View 2903.77 Package → |
| 2903.78 | Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens, Other perhalogenated derivatives | 29 | View 2903.78 Package → |
| 2903.79 | Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens, Other | 29 | View 2903.79 Package → |
| 2903.81 | Halogenated derivatives of cyclanic, cyclenic or cycloterpenic hydrocarbons, 1,2,3,4,5,6-Hexachlorocyclohexane (HCH (ISO)), including lindane (ISO, INN) | 29 | View 2903.81 Package → |
| 2903.82 | Halogenated derivatives of cyclanic, cyclenic or cycloterpenic hydrocarbons, Aldrin (ISO), chlordane (ISO) and heptachlor (ISO) | 29 | View 2903.82 Package → |
| 2903.83 | Halogenated derivatives of cyclanic, cyclenic or cycloterpenic hydrocarbons, Mirex (ISO) | 29 | View 2903.83 Package → |
| 2903.89 | Halogenated derivatives of cyclanic, cyclenic or cycloterpenic hydrocarbons, Other | 29 | View 2903.89 Package → |
| 2903.91 | Halogenated derivatives of aromatic hydrocarbons, Chlorobenzene, o-dichlorobenzene and p-dichlorobenzene | 29 | View 2903.91 Package → |
| 2903.92 | Halogenated derivatives of aromatic hydrocarbons, Hexachlorobenzene (ISO) and DDT (ISO) (clofenotane (INN)), (1,1,1-trichloro-2,2- bis(p-chlorophenyl)ethane) | 29 | View 2903.92 Package → |
| 2903.93 | Halogenated derivatives of aromatic hydrocarbons, Pentachlorobenzene (ISO) | 29 | View 2903.93 Package → |
| 2903.94 | Halogenated derivatives of aromatic hydrocarbons, Hexabromobiphenyls | 29 | View 2903.94 Package → |
| 2903.99 | Halogenated derivatives of aromatic hydrocarbons, Other | 29 | View 2903.99 Package → |
DISAMBIGUATION & CLASSIFICATION GUIDE
How to Select the Correct Subheading Under Heading 2903
Commercial shipments must be declared under the exact 6-digit WCO subheading that matches physical, chemical, or processing characteristics. Review the subheading descriptions above and verify against binding CBP CROSS rulings prior to entry filing.
Official Primary Sources & Authority References
USITC HTS Heading 2903 ↗
United States International Trade Commission official Harmonized Tariff Schedule.
CBP CROSS Rulings ↗
CBP e-Rulings database for Heading 2903 precedent rulings.
WCO Nomenclature ↗
World Customs Organization Harmonized System 2022 nomenclature standard.
U.S. Census Foreign Trade ↗
U.S. Census Bureau HTS-to-NAICS concordance and Schedule B export database.
Heading 2903 Frequently Asked Questions (FAQ)
What commercial articles are grouped under HS Heading 2903?
HS Heading 2903 covers Halogenated derivatives of hydrocarbons, grouping 42 6-digit WCO subheadings.
How are 6-digit subheadings structured under Heading 2903?
Subheadings under Heading 2903 range from 2903.11 to 2903.90, classifying goods by processing state, origin, or material composition.
What is the representative US import duty rate for Heading 2903?
US MFN general duty rates for Heading 2903 commodities range from Duty-Free up to representative ad valorem percentages under the 2026 US HTS.
Are Section 301 tariffs applicable to goods under Heading 2903?
Section 301 additional tariffs depend on the specific 8-digit or 10-digit US HTS code and country of origin (e.g. China Lists 1–4A).
What PGA message set flags apply to Heading 2903?
Partner Government Agency flags (FDA, USDA APHIS, EPA) apply depending on the specific commodity sub-classification.
How do I distinguish between subheadings under Heading 2903?
Review WCO subheading terms and candidate descriptions. For example, unroasted vs. roasted or decaffeinated vs. non-decaffeinated.
Can goods under Heading 2903 enter duty-free under USMCA?
Yes. Goods originating in USMCA territories (US, Mexico, Canada) enter duty-free under SPI code P with a valid Certificate of Origin.
What is the Section 321 de minimis limit for Heading 2903?
Eligible import shipments valued at $800 USD or less imported by one person on one day enter duty-free under 19 U.S.C. 1321.
What documents are required for formal customs entry of Heading 2903?
Commercial Invoice, Packing List, Bill of Lading, and CBP Form 7501 are mandatory for entries exceeding $2,500 USD.
How can an importer get a binding CBP classification ruling for Heading 2903?
Importers may apply for a binding ruling via CBP National Commodity Specialist Division under 19 CFR Part 177.