Subheading · Chapter 29 · Heading 2903

2903.44: Pentafluoroethane (HFC-125), 1,1,1-trifluoroethane (HFC-143a) and 1,1,2-trifluoroethane (HFC-143)

Subheading 2903.44 belongs to heading 2903 (halogenated derivatives of hydrocarbons) in chapter 29.

Importing into Country of origin

What you pay

Importing into UK

Customs duty 4% standard rate · across 3 national lines depends on the country of origin

Additional duties and charges 3 additional measures Import requirements: 4

VAT 20.00 % import VAT

Duty calculatorCalculate duty and taxes →

Rates by national line · UK Global Tariff

UK lines →

2903 44 00 00 Pentafluoroethane (hfc-125), 1.1,1-trifluoroethane (hfc-143a) and 1.1,2-trifluoroethane (hfc-143) 4%
2903 44 00 10 Pentafluoroethane (hfc-125) (cas rn 354-33-6) 4%
2903 44 00 20 1.1,1-trifluoroethane (hfc-143a) 4%
2903 44 00 30 1.1,2-trifluoroethane (hfc-143) 4%

Additional duties and import rules

Charges on top of the customs duty, and rules the goods must meet at the border.

Additional duties and charges 3

Additional dutyAdditional duties 35%
Applies to goods from
Belarus, Russia

Legal act
2022 No. 833
Documents
- 9018
Duty suspensionAutonomous tariff suspension Free

Applies to goods from
all countries

In force
until 31 December 2028

Legal act
2020 No. 1435

Tariff lines
on 1 of 3 lines
Duty suspensionSuspension - goods for certain categories of ships, boats and other vessels and for drilling or production platforms Free
Applies to goods from
all countries

Legal act
2020 No. 1431
Documents
- C990 End use authorisation ships and platforms (Column 8c, Annex A of Delegated Regulation (EU) 2015/2446)

Import requirements 4

Prohibition or restrictionImport prohibition

Applies to goods from
North Korea

Legal act
S.I. 2019/411
Import controlRestriction on entry into free circulation
Applies to goods from
Russia, Ukraine

Legal act
2023 No. 440, S.I. 2022/395
Documents
- 9011
- 9022
- 9038
- 9009
- 9010
- 9017
Import controlImport control on restricted goods and technologies
Applies to goods from
North Korea

Legal act
S.I. 2019/411
Documents
- Y920 Goods other than those described in the footnotes linked to the measure
Import controlImport control of fluorinated greenhouse gases
Applies to goods from
all countries

Legal act
517/2014
Documents
- Y054 Goods labelled according to the provisions of Article 12 of Regulation (EU) 2024/573
- Y053
- Y955 Goods other than those falling under the import prohibitions defined in article 4.6 of Regulation (EU) 2024/573
- Y986 Exemption from import prohibition according to Article 11.1 and 11.2 of Regulation (EU) 2024/573
- Y926
- 9066
- Y120 Undertaking importing less than 10 tonnes of CO₂ equivalent of hydrofluorocarbons, per year, contained in equipment or products, exempted from the provisions of Article 19 of Regulation (EU) 2024/573 (Article 19.6 of Regulation (EU) 2024/573)
- Y125 Import falling under Article 16.1 of Regulation (EU) N° 2024/573 on the reduction of the quantity of hydrofluorocarbons placed on the EU market
- Y951 Exemption from the reduction of the quantity of hydrofluorocarbons placed on the market by virtue of Article 16.2 (a), (b), (d), (e) of Regulation (EU) 2024/573
- Y956
- Y123 Undertaking registered in the F-Gas Portal according to Article 20 of Regulation (EU) 2024/573
- Y124
- Y976

Preferential rates by country

Agreement or scheme	Countries	Rate
standard rate (no agreement)	—	4%
DCTS Comprehensive	Afghanistan, Angola, Bangladesh, Benin and 38 more Afghanistan, Angola, Bangladesh, Benin, Bhutan, Burkina Faso, Burundi, Cambodia, Central African Republic, Chad, Comoros, Congo - Kinshasa, Djibouti, Eritrea, Ethiopia, Gambia, Guinea, Guinea-Bissau, Haiti, Kiribati, Laos, Liberia, Malawi, Mali, Mauritania, Myanmar (Burma), Nepal, Niger, Rwanda, São Tomé & Príncipe, Senegal, Sierra Leone, Somalia, South Sudan, Sudan, Tanzania, Timor-Leste, Togo, Tuvalu, Uganda, Yemen, Zambia	Free
European Union (including code "EU")	Austria, Belgium, Bulgaria, Croatia and 23 more Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden	Free
DCTS Enhanced	Algeria, Bolivia, Cape Verde, Congo - Brazzaville and 13 more Algeria, Bolivia, Cape Verde, Congo - Brazzaville, Cook Islands, Kyrgyzstan, Micronesia, Mongolia, Nigeria, Niue, Pakistan, Philippines, Sri Lanka, Syria, Tajikistan, Uzbekistan, Vanuatu	Free
CARIFORUM	Antigua & Barbuda, Bahamas, Barbados, Belize and 10 more Antigua & Barbuda, Bahamas, Barbados, Belize, Dominica, Dominican Republic, Grenada, Guyana, Jamaica, St Kitts & Nevis, St Lucia, St Vincent & the Grenadines, Suriname, Trinidad & Tobago	Free
OCTs (Overseas Countries and Territories)	Anguilla, Bermuda, British Indian Ocean Territory, British Virgin Islands and 7 more Anguilla, Bermuda, British Indian Ocean Territory, British Virgin Islands, Cayman Islands, Falkland Islands, Montserrat, Pitcairn Islands, South Georgia & South Sandwich Islands, St Helena, Turks & Caicos Islands	Free
Central America	Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, Panama	Free
SADC EPA	Botswana, Eswatini, Lesotho, Mozambique, Namibia	Free
Eastern and Southern Africa States	Madagascar, Mauritius, Seychelles, Zimbabwe	Free
CPTPP	Brunei, Malaysia	Free
UK–Andorra agreement	Andorra	Free
UK–Albania agreement	Albania	Free
UK–Australia agreement	Australia	Free
UK–Canada agreement	Canada	Free
UK–Switzerland agreement	Switzerland	Free
UK–Côte d’Ivoire agreement	Côte d’Ivoire	Free
UK–Chile agreement	Chile	Free
UK–Cameroon agreement	Cameroon	Free
UK–Colombia agreement	Colombia	Free
UK–Ceuta & Melilla agreement	Ceuta & Melilla	Free
UK–Ecuador agreement	Ecuador	Free
UK–Egypt agreement	Egypt	Free
UK–Fiji agreement	Fiji	Free
UK–Faroe Islands agreement	Faroe Islands	Free
UK–Georgia agreement	Georgia	Free
UK–Ghana agreement	Ghana	Free
DCTS Standard	Indonesia	Free
UK–Israel agreement	Israel	Free
UK–India agreement	India	Free
UK–Iceland agreement	Iceland	Free
UK–Jordan agreement	Jordan	Free
UK–Japan agreement	Japan	Free
UK–Kenya agreement	Kenya	Free
UK–South Korea agreement	South Korea	Free
UK–Lebanon agreement	Lebanon	Free
UK–Liechtenstein agreement	Liechtenstein	Free
UK–Morocco agreement	Morocco	Free
UK–Moldova agreement	Moldova	Free
UK–North Macedonia agreement	North Macedonia	Free
UK–Mexico agreement	Mexico	Free
UK–Norway agreement	Norway	Free
UK–New Zealand agreement	New Zealand	Free
UK–Peru agreement	Peru	Free
UK–Papua New Guinea agreement	Papua New Guinea	Free
UK–Palestinian Territories agreement	Palestinian Territories	Free
UK–Serbia agreement	Serbia	Free
UK–Solomon Islands agreement	Solomon Islands	Free
UK–Singapore agreement	Singapore	Free
UK–San Marino agreement	San Marino	Free
UK–Tunisia agreement	Tunisia	Free
UK–Türkiye agreement	Türkiye	Free
UK–Ukraine agreement	Ukraine	Free
UK–Vietnam agreement	Vietnam	Free
UK–Samoa agreement	Samoa	Free
UK–Kosovo agreement	Kosovo	Free
UK–South Africa agreement	South Africa	Free

UK: imports by month

last 12 months£417k+240.5% · previous 12 months

Average import price£5.10 per kg

Data up to August 2026 (provisional) · Monthly data: Eurostat Comext (CC BY 4.0), HMRC (OGL v3.0)

Main suppliers, last 12 months

Country	Value	Share	Change
China	£417k	100%	+240.5%

Same subheading in other tariffs

EU 5.5% Third-country duty 1 tariff line

Türkiye 5.5% Third-country duty 3 tariff lines

USA 3.7% General (MFN) 1 tariff line

World trade in 2024

2903.44 · US$124.1m

Trade value (US$) no reported trade < US$323kUS$323k+US$1.7m+US$4.9m+> US$19.2m

Exports: 43

China: US$70.9m
India: US$19.2m
Lithuania: US$5.1m
Germany: US$4.9m
South Korea: US$3.5m
Finland: US$3m
United States: US$2.8m
Latvia: US$2.2m
Czechia: US$2m
Philippines: US$1.7m
Italy: US$1.3m
Estonia: US$1.1m
Netherlands: US$910.5k
Canada: US$904.5k
Mexico: US$747.1k
Poland: US$667.8k
United Arab Emirates: US$468.1k
France: US$466.8k
Japan: US$336.7k
Türkiye: US$323k
Malaysia: US$292.1k
Greece: US$262k
Hungary: US$240.6k
Singapore: US$213.6k
Romania: US$127k
Cambodia: US$123.3k
Australia: US$120k
Taiwan: US$78.8k
Belgium: US$37.3k
Spain: US$19.6k
Austria: US$11.8k
South Africa: US$7.6k
Hong Kong SAR China: US$7.2k
New Zealand: US$5.5k
United Kingdom: US$4.4k
Slovenia: US$4.2k
Ukraine: US$1.4k
Luxembourg: US$600
Denmark: US$200
Ireland: US$100
Bulgaria: US$0
Portugal: US$0
Slovakia: US$0

Top exporters

Rank	Country	Value	Share
1	China	US$70.9m	57.1%
2	India	US$19.2m	15.5%
3	Lithuania	US$5.1m	4.1%
4	Germany	US$4.9m	4%
5	South Korea	US$3.5m	2.8%
6	Finland	US$3m	2.4%
7	United States	US$2.8m	2.3%
8	Latvia	US$2.2m	1.8%
9	Czechia	US$2m	1.6%
10	Philippines	US$1.7m	1.4%

Top importers

Rank	Country	Value	Share
1	United States	US$30.8m	24.8%
2	Netherlands	US$11.9m	9.6%
3	United Arab Emirates	US$10m	8.1%
4	Estonia	US$7.5m	6.1%
5	South Korea	US$7.5m	6%
6	Italy	US$7.4m	6%
7	India	US$6.3m	5.1%
8	Taiwan	US$5.2m	4.2%
9	Belgium	US$5.1m	4.1%
10	Japan	US$4.5m	3.6%

Code history

Since 2022; before, these goods were classified under 2903.39.

The UK Global Tariff divides subheading 2903.44 into 3 tariff lines; the duty is 4%.

Subheading 2903.44 is a single line in the EU Combined Nomenclature, where the duty is 5.5%.

174 countries pay no duty in the UK thanks to trade agreements and preference schemes such as DCTS Comprehensive and European Union, against a standard rate of 4%.

In the UK, additional duty of 35% applies on top of the customs duty to goods from Belarus and Russia.

Imports of these goods into the UK came to £416.6k between September 2025 and August 2026 (up 241% on the year before); China supplied 100%.

In 2024, countries exported these goods worth US$124.1m (−52.4% year on year).

The largest exporter was China (US$70.9m), followed by India.

Questions and answers

What is the HS code for pentafluoroethane (HFC-125), 1,1,1-trifluoroethane (HFC-143a) and 1,1,2-trifluoroethane (HFC-143)?

Pentafluoroethane (HFC-125), 1,1,1-trifluoroethane (HFC-143a) and 1,1,2-trifluoroethane (HFC-143) fall under HS subheading 2903.44, part of heading 2903, in section VI of the Harmonized System.

What is the import duty on pentafluoroethane in the UK?

Under the UK Global Tariff, imports under 2903.44 from countries without a preferential agreement are charged at 4%. Preferential rates, anti-dumping duties and VAT are not included.

What is the import duty on pentafluoroethane in the EU?

Under the EU Combined Nomenclature, imports under 2903.44 from countries without a preferential agreement are charged at 5.5%. Preferential rates, anti-dumping duties and VAT are not included.

Which country exports the most pentafluoroethane?

China, with US$70.9m in 2024 (57.1% of world exports).

Which countries can export these goods to the UK duty-free?

174 countries pay no duty under a trade agreement or preference scheme, among them partners under DCTS Comprehensive, European Union, DCTS Enhanced. The goods must meet the agreement’s rules of origin and the importer needs proof of origin; otherwise the standard rate of 4% applies. Pick a country above to see its rate.

Is there anti-dumping duty on these goods?

The UK charges additional duty of 35% on goods from Belarus and Russia. Lower rates apply to the named exporters listed in the measure.

Where does the UK import these goods from?

In the 12 months to August 2026, the largest suppliers were China (100%), out of total imports of £416.6k.