Chapter 29 · Organic chemicals · Section 6

HS Code 2903.77

Other, perhalogenated only with fluorine and chlorine

Heading 2903: Halogenated derivatives of hydrocarbons

US duty (general)
3.7%
US HTS lines
1
EU CN codes
3
UK commodity codes
15
Unit
kg

US HTS + UK Tariff v4.0.1633 · updated 2026-10-21 · sources

Rates on this page are the official published schedule rates, shown for information. This is not a customs ruling: preference programs, Section 232/301 surcharges and per-shipment fees can change what you actually pay.

United States - HTS lines under 2903.77

Source: official Harmonized Tariff Schedule (USITC). "General" is the normal-trade-relations rate; "Special" lists preference programs; "Other" is the column-2 rate. Additional Section 232/301 duties may apply on top.

HTS codeDescriptionGeneralSpecialOtherUnit
2903.77.00 Other, perhalogenated only with fluorine and chlorine
6 statistical lines (10-digit)
  • 2903.77.00.10 - Trichlorofluoromethane
  • 2903.77.00.20 - Trichlorotrifluoroethanes
  • 2903.77.00.30 - Dichlorotetrafluoroethane (CFC-114)
  • 2903.77.00.40 - Monochloropentafluoroethane (CFC-115)
  • 2903.77.00.50 - Dichlorodifluoromethane
  • 2903.77.00.80 - Other
3.7% Free (A,AU,BH,CL,CO,D,E,IL,JO,K,KR,MA,OM,P,PA,PE,S,SG) 25% kg

Estimate the US duty runs in your browser · no caps

Enter the customs value (and quantity, when a rate is per-unit) to estimate the general-rate duty per HTS line. Estimates exclude Section 232/301 surcharges, MPF/HMF and fees. Not a customs ruling.

European Union - CN codes under 2903.77

Source: EU Combined Nomenclature (Eurostat, © European Union, reused per Decision 2011/833/EU). Duty rates and measures live in TARIC; each code links to the official consultation.

CN codeDescription
2903 77 90 Other EU duty (TARIC) →
2903 77 60 Trichlorofluoromethane, dichlorodifluoromethane, trichlorotrifluoroethanes, dichlorotetrafluoroethanes and chloropentafluoroethane EU duty (TARIC) →
2903 77 00 Other, perhalogenated only with fluorine and chlorine EU duty (TARIC) →

United Kingdom - commodity codes under 2903.77

Source: UK Integrated Online Tariff (Open Government Licence v3.0). Declarable 10-digit codes go on the customs declaration; check the official page for the current duty and VAT measures.

Commodity codeDescription
2903 77 00 00 Other, perhalogenated only with fluorine and chlorine UK duty & VAT →
2903 77 60 00 Trichlorofluoromethane, dichlorodifluoromethane, trichlorotrifluoroethanes, dichlorotetrafluoroethanes and chloropentafluoroethane UK duty & VAT →
2903 77 90 00 Other UK duty & VAT →
2903 77 90 10 Chlorotrifluoroethylene (CAS RN 79-38-9) UK duty & VAT →
2903 77 90 15 Pentachlorofluoroethane UK duty & VAT →
2903 77 90 20 Tetrachlorodifluoroethanes UK duty & VAT →
2903 77 90 25 Heptachlorofluoropropanes UK duty & VAT →
2903 77 90 30 Hexachlorodifluoropropanes UK duty & VAT →
2903 77 90 35 Pentachlorotrifluoropropanes UK duty & VAT →
2903 77 90 40 Tetrachlorotetrafluoropropanes UK duty & VAT →
2903 77 90 45 Trichloropentafluoropropanes UK duty & VAT →
2903 77 90 50 Dichlorohexafluoropropanes UK duty & VAT →
2903 77 90 55 Chloroheptafluoropropanes UK duty & VAT →
2903 77 90 60 Chlorotrifluoromethane UK duty & VAT →
2903 77 90 90 Other UK duty & VAT →
Not a customs ruling. Classification is determined by the importing country's customs authority and depends on the exact product. This page is reference information from official published schedules, not legal advice. For a binding decision, request a ruling (US: CBP CROSS · UK: HMRC ATaR · EU: BTI).

Nearby codes in heading 2903

The subheadings immediately before and after 2903.77 in chapter 29.

Sources: U.S. International Trade Commission, Harmonized Tariff Schedule (public domain) · EU Combined Nomenclature © European Union, Eurostat (Decision 2011/833/EU) · UK Integrated Online Tariff, contains public sector information licensed under the Open Government Licence v3.0. Data refreshed weekly. Details on About & Data Sources.

Frequently asked questions

Common questions about HS code 2903.77.

What is HS code 2903.77?

HS code 2903.77 covers: Other, perhalogenated only with fluorine and chlorine. It belongs to chapter 29 (Organic chemicals) of the Harmonized System.

What is the US import duty for HS code 2903.77?

The US general (normal trade relations) rate is: 3.7%. Preference programs and Section 232/301 surcharges can change the effective rate; see the HTS lines for detail.

What is the UK commodity code for 2903.77?

The UK extends 2903.77 to 15 declarable 10-digit commodity codes, starting with 2903770000. The full code goes on the UK customs declaration.