Subheading · Chapter 73 · Heading 7303
7303.00: Tubes, pipes and hollow profiles, of cast iron
Cast iron tubes and pipes
7303.00 is the HS subheading for cast iron tubes and pipes, under heading 7303 in chapter 73.
What you pay
Importing into UK
Rates by national line · UK Global Tariff
UK lines →- 7303 00 10 00 Tubes and pipes of a kind used in pressure systems Free
- 7303 00 10 10 Of ductile cast iron (also known as spheroidal graphite cast iron), with the exclusion of tubes and pipes of ductile cast iron without internal and external coating (‘bare pipes’) Free
- 7303 00 10 20 Tubes and pipes of ductile cast iron without internal and external coating (‘bare pipes’) Free
- 7303 00 10 90 Other Free
- 7303 00 90 00 Other Free
- 7303 00 90 10 Tubes and pipes of ductile cast iron (also known as spheroidal graphite cast iron), with the exclusion of tubes and pipes of ductile cast iron without internal and external coating (‘bare pipes’) Free
- 7303 00 90 20 Tubes and pipes of ductile cast iron without internal and external coating (‘bare pipes’) Free
- 7303 00 90 90 Other Free
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. 376
- Documents
- 9008
- 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)
- Duty suspensionAirworthiness tariff suspension Free
- Applies to goods from
- all countries
- Legal act
- S.I. 2018/1249
- Documents
- C119 Authorised Release Certificate — EASA Form 1 (Appendix I to Annex I to Regulation (EU) No 748/2012), or equivalent certificate
Import requirements 3
- 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
- Belarus, Russia, Ukraine
- Legal act
- 2022 No. 748, S.I. 2019/855, S.I. 2022/395
- Documents
- 9024
- 9011
- 9022
- 9038
- 9063
- 9009
- 9010
- 9017
- Import controlImport control on restricted goods and technologies
- Applies to goods from
- Iran
- Legal act
- S.I. 2019/461
- Documents
- Y966 Goods other than those described in the MG footnotes linked to the measure (Missile Technology Control Regime list - Annex III of Reg. (EU) 267/2012)
Preferential rates by country
| Agreement or scheme | Countries | Rate |
|---|---|---|
| standard rate (no agreement) | — | Free |
| DCTS Comprehensive | Afghanistan, Angola, Bangladesh, Benin and 37 moreAfghanistan, Angola, Bangladesh, Benin, Bhutan, Burkina Faso, Burundi, Cambodia, Central African Republic, Chad, 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") | Free | |
| DCTS Enhanced | Algeria, Bolivia, Cape Verde, Congo - Brazzaville and 13 moreAlgeria, 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 moreAntigua & 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 moreAnguilla, 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 | Comoros, 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
Main suppliers, last 12 months
| Country | Value | Share | Change |
|---|---|---|---|
 India | £15m | 32.5% | +5.1% |
 France | £9.6m | 20.8% | -12.6% |
 Germany | £7.1m | 15.4% | +612.2% |
 Spain | £6.6m | 14.3% | +38.1% |
 China | £5.7m | 12.3% | +1.2% |
 United States | £360k | 0.8% | -62.4% |
| United Kingdom | £237k | 0.5% | -26.4% |
 Czechia | £210k | 0.5% | -32.9% |
Same subheading in other tariffs
EUWorld trade in 2024
Trade value (US$) no reported trade < US$352.1kUS$352.1k+US$4.8m+US$20.4m+> US$124.6m
Exports: 118
- China: US$524.6m
- France: US$250.4m
- India: US$171.1m
- United Arab Emirates: US$124.6m
- Germany: US$111.6m
- Spain: US$99.1m
- Türkiye: US$71.7m
- Austria: US$52.2m
- United States: US$46.5m
- Philippines: US$36.6m
- Saudi Arabia: US$31.5m
- Italy: US$20.4m
- United Kingdom: US$15.5m
- Japan: US$14.8m
- Switzerland: US$14.6m
- Bahrain: US$11.1m
- Belgium: US$10m
- Croatia: US$8.3m
- Kuwait: US$8.2m
- Brazil: US$8m
- Netherlands: US$7.8m
- Poland: US$7.8m
- Egypt: US$6.3m
- Czechia: US$6.2m
- South Korea: US$6.1m
- Oman: US$6m
- Vietnam: US$6m
- Malaysia: US$5m
- Norway: US$4.9m
- Serbia: US$4.8m
- Iran: US$3.2m
- Lithuania: US$3.1m
- Singapore: US$3m
- Thailand: US$2.6m
- Portugal: US$2.3m
- South Africa: US$2.3m
- Hong Kong SAR China: US$2.3m
- Romania: US$2.2m
- Slovakia: US$2.1m
- Jordan: US$1.8m
- Greece: US$1.8m
- Sweden: US$1.5m
- Canada: US$1.5m
- Australia: US$1.2m
- Denmark: US$1.2m
- Russia: US$1.1m
- Slovenia: US$1.1m
- Taiwan: US$1m
- Ireland: US$1m
- Cambodia: US$937.9k
- Estonia: US$774.9k
- Indonesia: US$727.3k
- Bulgaria: US$622.7k
- Mexico: US$525.2k
- Kazakhstan: US$514.1k
- New Zealand: US$473.1k
- Finland: US$450.7k
- Hungary: US$413k
- Morocco: US$352.1k
- Angola: US$335.3k
Trade value (US$) no reported trade < US$1.3mUS$1.3m+US$7.9m+US$24.5m+> US$54.6m
Imports: 204
- Italy: US$133.9m
- Indonesia: US$83.5m
- Germany: US$81.7m
- Kuwait: US$79.8m
- France: US$74.3m
- United States: US$63.4m
- Egypt: US$54.6m
- United Kingdom: US$50.9m
- Iraq: US$49.7m
- Saudi Arabia: US$49.1m
- Canada: US$46.6m
- Switzerland: US$43.2m
- Philippines: US$40.1m
- Hong Kong SAR China: US$39m
- Romania: US$36.6m
- Morocco: US$36.1m
- Spain: US$35.3m
- Belgium: US$31.6m
- Tunisia: US$31m
- Thailand: US$26m
- Singapore: US$24.5m
- Bahrain: US$23.9m
- Austria: US$21.7m
- Poland: US$21.4m
- Czechia: US$20.4m
- Angola: US$20m
- United Arab Emirates: US$20m
- Norway: US$17.7m
- Vietnam: US$17.4m
- Croatia: US$17.4m
- Mexico: US$15.2m
- Nigeria: US$14m
- Taiwan: US$13.2m
- Russia: US$12.5m
- Jordan: US$12.1m
- Portugal: US$12m
- Kazakhstan: US$11.8m
- Australia: US$11.2m
- Netherlands: US$10.9m
- Cambodia: US$10.6m
- Mauritania: US$10m
- Ireland: US$9.9m
- Qatar: US$9.8m
- Bangladesh: US$9.7m
- Côte d’Ivoire: US$9m
- Mongolia: US$9m
- Sudan: US$8.7m
- Ethiopia: US$8.5m
- Slovakia: US$8.4m
- Peru: US$8m
- Hungary: US$7.9m
- Panama: US$7.8m
- Finland: US$7.6m
- Congo - Kinshasa: US$7.5m
- Greece: US$7.3m
- Sweden: US$7m
- Montenegro: US$6.8m
- Bahamas: US$6.7m
- Slovenia: US$6.4m
- Serbia: US$6.4m
Top exporters
| Rank | Country | Value | Share |
|---|---|---|---|
| 1 | China | US$524.6m | 30.2% |
| 2 | France | US$250.4m | 14.4% |
| 3 | India | US$171.1m | 9.9% |
| 4 |  United Arab Emirates | US$124.6m | 7.2% |
| 5 | Germany | US$111.6m | 6.4% |
| 6 | Spain | US$99.1m | 5.7% |
| 7 |  Türkiye | US$71.7m | 4.1% |
| 8 |  Austria | US$52.2m | 3% |
| 9 | United States | US$46.5m | 2.7% |
| 10 |  Philippines | US$36.6m | 2.1% |
Top importers
| Rank | Country | Value | Share |
|---|---|---|---|
| 1 |  Italy | US$133.9m | 7.7% |
| 2 |  Indonesia | US$83.5m | 4.8% |
| 3 | Germany | US$81.7m | 4.7% |
| 4 |  Kuwait | US$79.8m | 4.6% |
| 5 | France | US$74.3m | 4.3% |
| 6 | United States | US$63.4m | 3.7% |
| 7 |  Egypt | US$54.6m | 3.1% |
| 8 | United Kingdom | US$50.9m | 2.9% |
| 9 |  Iraq | US$49.7m | 2.9% |
| 10 |  Saudi Arabia | US$49.1m | 2.8% |
In the UK Global Tariff, subheading 7303.00 covers 6 tariff lines and the duty is duty-free.
The EU Combined Nomenclature divides subheading 7303.00 into 2 tariff lines; the duty is 3.2%.
Goods from 174 countries can enter the UK at a preferential rate instead of the standard Free; 174 of them pay no duty at all, for example under DCTS Comprehensive or European Union.
In the UK, additional duty of 35% applies on top of the customs duty to goods from Belarus and Russia.
In the 12 months to August 2026, the UK imported cast iron tubes and pipes worth £46.2m (up 12% on the year before), at an average of £1.14 per kg; India supplied 33%, followed by France.
World trade in cast iron tubes and pipes reached US$1.7bn in 2024, down 9.2% on 2023.
China was the largest exporter with 30.2% of the total, ahead of France.
Questions and answers
What is the HS code for tubes, pipes and hollow profiles, of cast iron?
Tubes, pipes and hollow profiles, of cast iron fall under HS subheading 7303.00, part of heading 7303, in section XV of the Harmonized System.
What is the import duty on tubes, pipes and hollow profiles, of cast iron in the UK?
Under the UK Global Tariff, imports under 7303.00 from countries without a preferential agreement are free of duty. Preferential rates, anti-dumping duties and VAT are not included.
What is the import duty on tubes, pipes and hollow profiles, of cast iron in the EU?
Under the EU Combined Nomenclature, imports under 7303.00 from countries without a preferential agreement are charged at 3.2%. Preferential rates, anti-dumping duties and VAT are not included.
Which country exports the most tubes, pipes and hollow profiles, of cast iron?
China, with US$524.6m in 2024 (30.2% of world exports).
Which countries can export cast iron tubes and pipes 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 Free applies. Pick a country above to see its rate.
Is there anti-dumping duty on cast iron tubes and pipes?
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 cast iron tubes and pipes from?
In the 12 months to August 2026, the largest suppliers were India (33%), France (21%) and Germany (15%), out of total imports of £46.2m.