Subheading · Chapter 69 · Heading 6903

6903.20

6903.20: Containing, by weight, more than 50 % of alumina (Al2O3) or of a mixture or compound of alumina and of silica (SiO2)

Alumina refractory goods (other)

6903.20 is the HS subheading for alumina refractory goods (other), under heading 6903 in chapter 69.

What you pay

Importing into UK

Customs duty 4% standard rate · across 2 national lines depends on the country of origin
Additional duties and charges 2 additional measures Import requirements: 3
VAT 20.00 % import VAT
Duty calculatorCalculate duty and taxes →

Rates by national line · UK Global Tariff

UK lines →
  1. 6903 20 00 00 Containing, by weight, more than 50% of alumina (al2o3) or of a mixture or compound of alumina and of silica (sio2)
  2. 6903 20 10 00 Containing, by weight, less than 45% of alumina (al2o3) 4%
  3. 6903 20 90 00 Containing, by weight, 45% or more of alumina (al2o3) 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 2

  • 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

  • Import controlRestriction on entry into free circulation
    Applies to goods from
    Iraq, Ukraine
    Legal act
    S.I. 2020/707, S.I. 2022/395
    Documents
    • 9009
    • 9010
    • 9017
  • Import controlImport control on restricted goods and technologies
    Applies to goods from
    Iran, North Korea
    Legal act
    S.I. 2019/461, S.I. 2019/411
    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)
    • Y920 Goods other than those described in the footnotes linked to the measure
  • Import controlImport control - Waste
    Applies to goods from
    all countries
    Legal act
    S.I. 2019/590
    Documents
    • C672 Information document accompanying shipments of waste as mentioned in Regulation (EU) 2024/1157 – Article 18 and Annex VII
    • C669 Notification document as mentioned in Regulation (EU) 2024/1157 - Article 5 and Annex IA
    • Y923 Product not subjected to the provisions of Regulation (EU) 2024/1157
    • C670 Movement document as mentioned in Regulation (EU) 2024/1157 – Article 5 and Annex IB

Preferential rates by country

Agreement or schemeCountriesRate
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£29.2m+4.9% · previous 12 months
Average import price£7.28 per kg
Jan 2024: £2.4mFeb 2024: £2.5mMar 2024: £2.6mApr 2024: £2.6mMay 2024: £2.3mJun 2024: £3.3mJul 2024: £2.2mAug 2024: £2.6mSept 2024: £2.1mOct 2024: £2.2mNov 2024: £2.2mDec 2024: £2.3mJan 2025: £2.1mFeb 2025: £2.4mMar 2025: £2.4mApr 2025: £2.8mMay 2025: £2.5mJun 2025: £2.1mJul 2025: £2.8mAug 2025: £2mSept 2025: £2mOct 2025: £2.8mNov 2025: £2.2mDec 2025: £2.4mJan 2026: £2.2mFeb 2026: £2.8mMar 2026: £2.5mApr 2026: £2.6mMay 2026: £2.9mJun 2026: £2.5mJul 2026: £2.2mAug 2026: £2.1m 202420252026
Data up to August 2026 (provisional) · Monthly data: Eurostat Comext (CC BY 4.0), HMRC (OGL v3.0)

Main suppliers, last 12 months

CountryValueShareChange
United States £6.2m 21.1% +16.1%
Poland £5m 17% +11.7%
France £3.9m 13.4% +39.9%
Czechia £2.8m 9.7% +2.1%
Germany £2.2m 7.6% -22.8%
Vietnam £1.9m 6.6% +1.3%
Hungary £1.5m 5.2% +75.1%
India £1.2m 4.1% +6.6%

Same subheading in other tariffs

World trade in 2024

6903.20 · US$1.3bn

Trade value (US$) no reported trade < US$578kUS$578k+US$7m+US$59m+> US$128m

Exports: 85
  1. China: US$223m
  2. Germany: US$130m
  3. United States: US$128m
  4. Poland: US$119m
  5. Japan: US$119m
  6. Czechia: US$104m
  7. United Kingdom: US$69m
  8. India: US$68m
  9. Mexico: US$59m
  10. Italy: US$52m
  11. Spain: US$30m
  12. Canada: US$23m
  13. France: US$19m
  14. Brazil: US$16m
  15. Netherlands: US$14m
  16. Hungary: US$14m
  17. South Korea: US$14m
  18. Türkiye: US$11m
  19. Belgium: US$10m
  20. Malaysia: US$10m
  21. Slovenia: US$7m
  22. Vietnam: US$5m
  23. Austria: US$5m
  24. Bulgaria: US$4m
  25. Thailand: US$3m
  26. Taiwan: US$2m
  27. South Africa: US$2m
  28. Switzerland: US$2m
  29. Tunisia: US$2m
  30. Sweden: US$2m
  31. Slovakia: US$2m
  32. Russia: US$2m
  33. Portugal: US$2m
  34. Denmark: US$1m
  35. Israel: US$1m
  36. Ireland: US$1m
  37. United Arab Emirates: US$760k
  38. Romania: US$751k
  39. Peru: US$731k
  40. Hong Kong SAR China: US$712k
  41. Bosnia & Herzegovina: US$703k
  42. Australia: US$578k
  43. Singapore: US$528k
  44. Egypt: US$453k
  45. Luxembourg: US$421k
  46. Oman: US$395k
  47. Ukraine: US$385k
  48. Chile: US$340k
  49. Finland: US$338k
  50. Argentina: US$326k
  51. Colombia: US$200k
  52. Norway: US$166k
  53. Saudi Arabia: US$154k
  54. Kazakhstan: US$139k
  55. Serbia: US$125k
  56. North Macedonia: US$88k
  57. Lithuania: US$69k
  58. Greece: US$61k
  59. Iceland: US$36k
  60. New Zealand: US$36k

Top exporters

RankCountryValueShare
1 China US$223m 17.4%
2 Germany US$130m 10.1%
3 United States US$128m 10%
4 Poland US$119m 9.3%
5 Japan US$119m 9.3%
6 Czechia US$104m 8.1%
7 United Kingdom US$69m 5.4%
8 India US$68m 5.3%
9 Mexico US$59m 4.6%
10 Italy US$52m 4.1%

Top importers

RankCountryValueShare
1 United States US$174m 13.5%
2 Germany US$89m 7%
3 South Korea US$68m 5.3%
4 Italy US$68m 5.3%
5 Mexico US$63m 4.9%
6 Türkiye US$54m 4.2%
7 France US$51m 3.9%
8 Canada US$49m 3.8%
9 China US$45m 3.5%
10 Spain US$36m 2.8%

Import duty on this product around the world 165

The most-favoured-nation (MFN) duty each country applies to goods of this HS subheading: the average over its national tariff lines, with the lowest and highest line where they differ. Goods from countries with a trade agreement often pay less.

  • 5.5%median duty
  • 38number of duty-free countries (MFN)
  • 50%highest: Angola, Bahamas, Bermuda

165

Importing countryMFN dutylines from – todata year
Afghanistan 10% 2018 · HS 2012
Albania 2% 2023
Algeria 15% 2023
Angola 50% 2023 · HS 2017
Anguilla 15% 2021 · HS 2017
Antigua & Barbuda 5% 2021 · HS 2007
Argentina 10% 2023 · HS 2017
Armenia 12% 2023
Aruba 12% 2021 · HS 2012
Australia 5% 2023
Azerbaijan 5% 2023 · HS 2017
Bahamas 45% 2022
Bahrain 5% 2023
Bangladesh 5.5% 1% – 10% 2023 · HS 2017
Barbados 5% 2022 · HS 2017
Belarus 12% 2021 · HS 2017
Belize 5% 2023
Benin 20% 2023
Bermuda 25% 2023
Bhutan 10% 2022
Bolivia 7.5% 5% – 10% 2023 · HS 2017
Bosnia & Herzegovina 5% 2022
Botswana 0% 2023
Brazil 10% 2023 · HS 2017
Brunei 0% 2023 · HS 2017
Burkina Faso 20% 2023
Burundi 10% 2023
Cambodia 7% 2023 · HS 2017
Cameroon 10% 2023
Canada 0% 2023
Cape Verde 5% 2023 · HS 2017
Cayman Islands 22% 2021 · HS 2002
Central African Republic 10% 2023
Chad 10% 2023
Chile 6% 2023 · HS 2017
China 8% 2023
Colombia 0% 2023 · HS 2017
Comoros 20% 2021 · HS 2017
Congo - Brazzaville 10% 2023
Cook Islands 0% 2022 · HS 2017
Costa Rica 0% 2023
Côte d’Ivoire 20% 2023 · HS 2017
Cuba 10% 2023 · HS 2017
Dominica 5% 2023 · HS 2017
Dominican Republic 0% 2023
Ecuador 0% 2023 · HS 2017
Egypt 7.5% 5% – 10% 2019 · HS 2017
El Salvador 0% 2022
Equatorial Guinea 10% 2023
Eswatini 0% 2023
Ethiopia 5% 2021 · HS 2017
European Union (27 countries) 5% 2023
Fiji 5% 2023
French Polynesia 13% 2023
Gabon 10% 2023
Gambia 20% 2023
Georgia 0% 2022 · HS 2017
Ghana 20% 2023
Gibraltar 12% 2023 · HS 2017
Grenada 5% 2023 · HS 2012
Guatemala 0% 2023
Guinea 20% 2023
Guinea-Bissau 20% 2023
Guyana 5% 2023 · HS 2017
Haiti 10% 2020 · HS 2017
Honduras 0% 2023
Hong Kong SAR China 0% 2023
Iceland 0% 2023
India 7.5% 2023
Indonesia 5% 2023
Iran 8.8% 5% – 20% 2020 · HS 2017
Israel 0% 2022 · HS 2017
Jamaica 0% 2023
Japan 3.5% 2023
Jordan 2.5% 0% – 5% 2023
Kazakhstan 10% 2023
Kenya 10% 2023
Kiribati 10% 2023 · HS 2002
Kuwait 5% 2023
Kyrgyzstan 12% 2021 · HS 2017
Laos 10% 2023 · HS 2017
Lebanon 0% 2020 · HS 2017
Lesotho 0% 2023
Liberia 20% 2023
Libya 5% 2021 · HS 2017
Liechtenstein 1.3%* 2021 · HS 2017
Macao SAR China 0% 2023
Madagascar 20% 2023
Malawi 10% 2021 · HS 2017
Malaysia 0% 2023
Maldives 10% 2023
Mali 20% 2023
Mauritania 20% 2023 · HS 2017
Mauritius 0% 2023
Mexico 0% 2023 · HS 2017
Micronesia 4% 2021 · HS 2017
Moldova 5% 2023 · HS 2017
Mongolia 5% 2023
Montserrat 5% 2023 · HS 2017
Morocco 7.5% 2.5% – 18% 2023
Mozambique 7.5% 2023
Myanmar (Burma) 3% 2023 · HS 2017
Namibia 0% 2023
Nauru 10% 2021 · HS 2017
Nepal 10% 2023
New Zealand 5% 2023
Nicaragua 0% 2023
Niger 20% 2023
Nigeria 20% 2023
North Macedonia 3% 2023
Norway 0% 2023
Oman 5% 2023
Pakistan 12% 3% – 20% 2023
Palau 3% 2023 · HS 2012
Palestinian Territories 0% 2017 · HS 2017
Panama 10% 5% – 15% 2023
Papua New Guinea 0% 2023
Paraguay 10% 2023 · HS 2017
Peru 0% 2023 · HS 2017
Philippines 0% 2023
Qatar 5% 2023
Russia 12% 2021 · HS 2017
Rwanda 10% 2023
Samoa 8% 2020 · HS 2017
São Tomé & Príncipe 10% 2019 · HS 2017
Saudi Arabia 15% 2023
Senegal 20% 2023
Seychelles 0% 2023
Sierra Leone 20% 2023
Singapore 0% 2023 · HS 2017
Solomon Islands 10% 2023 · HS 2017
Somalia 15% 2023 · HS 2017
South Africa 0% 2023
South Korea 8% 2023
Sri Lanka 20% 2023
St Kitts & Nevis 5% 2023
St Lucia 0% 2023 · HS 2012
St Pierre & Miquelon 3% 2021 · HS 2017
St Vincent & the Grenadines 5% 2023
Sudan 10% 2021 · HS 2017
Suriname 5% 2023 · HS 2007
Switzerland 1%* 2023
Syria 20% 2020 · HS 2012
Tajikistan 5% 2021 · HS 2012
Tanzania 10% 2023
Thailand 0% 2023
Togo 20% 2023
Tonga 15% 2023 · HS 2017
Trinidad & Tobago 0% 2023 · HS 2012
Türkiye 5% 2023
Tuvalu 0% 2017 · HS 2017
Uganda 10% 2023
Ukraine 10% 2023 · HS 2017
United Arab Emirates 5% 2023
United Kingdom 4% 2023
United States 0% 2023
Uruguay 10% 2023 · HS 2017
Uzbekistan 5% 2021 · HS 2017
Vanuatu 15% 2023
Venezuela 10% 2023 · HS 2017
Vietnam 5% 2023
Wallis & Futuna 6% 2021 · HS 2012
Yemen 5% 2017 · HS 2017
Zambia 15% 2023
Zimbabwe 0.1% 2023

Tariff data years 2017–2023; rates may have changed since. * ad valorem equivalent of specific duties (UNCTAD estimate) · UNCTAD TRAINS, accessed via WITS (World Bank)

Classifications and correspondences

Where this HS subheading sits in the United Nations' statistical classifications, and which codes it had in earlier editions of the Harmonized System.

SITC Rev. 4
6637 Refractory ceramic goods (e.g., retorts, crucibles, muffles, nozzles, plugs, supports, cupels, tubes, pipes, sheaths & rods), n.e.s.
End use (BEC Rev. 5)
Intermediate goods · BEC 311220
CPC 2.1 product
37340 Unfired refractory products; other refractory ceramic goods
ISIC Rev. 4 activity
2391 Manufacture of refractory products

Earlier HS editions

HSCode
20176903.20unchanged
20126903.20unchanged
20076903.20unchanged
20026903.20unchanged
19966903.20unchanged
19926903.20unchanged

Correspondence tables of the United Nations Statistics Division (UNSD)

The UK Global Tariff divides subheading 6903.20 into 2 tariff lines; the duty is 4%.

In the EU Combined Nomenclature, subheading 6903.20 covers 2 tariff lines and the duty is 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%.

Imports of alumina refractory goods (other) into the UK came to £29.2m between September 2025 and August 2026 (up 5% on the year before); United States supplied 21%, followed by Poland.

In 2024, countries exported alumina refractory goods (other) worth US$1.3bn (−1.7% year on year).

The largest exporter was China (US$223m), followed by Germany.

Questions and answers

What is the HS code for containing, by weight, more than 50 % of alumina (Al2O3) or of a mixture or compound of alumina and of silica (SiO2)?

Containing, by weight, more than 50 % of alumina (Al2O3) or of a mixture or compound of alumina and of silica (SiO2) fall under HS subheading 6903.20, part of heading 6903, in section XIII of the Harmonized System.

What is the import duty on containing, by weight, more than 50 % of alumina in the UK?

Under the UK Global Tariff, imports under 6903.20 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 containing, by weight, more than 50 % of alumina in the EU?

Under the EU Combined Nomenclature, imports under 6903.20 from countries without a preferential agreement are charged at 5%. Preferential rates, anti-dumping duties and VAT are not included.

Which country exports the most containing, by weight, more than 50 % of alumina?

China, with US$223m in 2024 (17.4% of world exports).

Which countries can export alumina refractory goods (other) 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.

Where does the UK import alumina refractory goods (other) from?

In the 12 months to August 2026, the largest suppliers were United States (21%), Poland (17%) and France (13%), out of total imports of £29.2m.

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