Subheading · Chapter 68 · Heading 6806
6806.90: Slag-wool, rock-wool and similar mineral wools: other
Other mineral insulating materials
Official description Other
6806.90 is the HS subheading for other mineral insulating materials, under heading 6806 in chapter 68.
What you pay
Importing into UK
Rates by national line · UK Global Tariff
UK lines →- 6806 90 00 00 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 2
- Additional dutyAdditional duties 35%
- Applies to goods from
- Belarus, Russia
- Legal act
- 2022 No. 598
- Documents
- 9014
- 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 2
- 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 - 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 scheme | Countries | Rate |
|---|---|---|
| standard rate (no agreement) | — | Free |
| DCTS Comprehensive | Afghanistan, Angola, Bangladesh, Benin and 38 moreAfghanistan, 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") | 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 | 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 |
|---|---|---|---|
 United States | £22m | 27.7% | +24.4% |
 Germany | £12.9m | 16.3% | +5.9% |
 Ireland | £10.5m | 13.2% | +37.1% |
 Belgium | £7.6m | 9.5% | -12.6% |
 France | £6.8m | 8.5% | -3.7% |
 China | £5.5m | 6.9% | -35.6% |
 Slovenia | £1.9m | 2.3% | +119.5% |
 Denmark | £1.5m | 1.9% | +19.6% |
Same subheading in other tariffs
EU
TürkiyeWorld trade in 2024
Trade value (US$) no reported trade < US$127.2kUS$127.2k+US$5.9m+US$40.7m+> US$164.4m
Exports: 119
- Germany: US$358.5m
- United States: US$281.9m
- China: US$226.9m
- Japan: US$164.4m
- Belgium: US$152.8m
- Canada: US$80.7m
- France: US$80.2m
- Hungary: US$67.8m
- United Kingdom: US$59.3m
- Poland: US$56.5m
- Czechia: US$55.9m
- Italy: US$40.7m
- Netherlands: US$39m
- South Korea: US$32.1m
- Denmark: US$30.7m
- Mexico: US$28.2m
- Austria: US$21.7m
- India: US$20.9m
- Ireland: US$19.9m
- South Africa: US$17.7m
- Slovenia: US$16.9m
- Türkiye: US$16.4m
- Spain: US$15.7m
- United Arab Emirates: US$12.2m
- Brazil: US$10.9m
- Switzerland: US$8.7m
- Sweden: US$7m
- Taiwan: US$6.8m
- Australia: US$5.9m
- Russia: US$5.5m
- Vietnam: US$4.6m
- Thailand: US$4.4m
- Malaysia: US$4.3m
- Saudi Arabia: US$3.8m
- Estonia: US$3.7m
- Romania: US$3.3m
- Bulgaria: US$2.7m
- Indonesia: US$2.5m
- Portugal: US$2.3m
- Norway: US$1.7m
- Serbia: US$1.7m
- Singapore: US$1.6m
- Croatia: US$1.5m
- Slovakia: US$1.5m
- Ukraine: US$907.3k
- Lithuania: US$808.6k
- Latvia: US$759.3k
- Kazakhstan: US$609.2k
- Greece: US$535.2k
- Chile: US$476.7k
- Hong Kong SAR China: US$378.4k
- Finland: US$360.7k
- Luxembourg: US$339.7k
- Jordan: US$287k
- New Zealand: US$273.9k
- Morocco: US$237.9k
- Iceland: US$127.2k
- Guatemala: US$117.8k
- Colombia: US$93.4k
- Israel: US$64.8k
Trade value (US$) no reported trade < US$678.6kUS$678.6k+US$5m+US$26.4m+> US$80.1m
Imports: 210
- United States: US$272.3m
- Germany: US$125m
- Canada: US$110.3m
- Poland: US$108.9m
- Mexico: US$95.2m
- United Kingdom: US$85.6m
- France: US$80.1m
- Italy: US$78.9m
- Netherlands: US$55.2m
- India: US$49.6m
- Brazil: US$46.1m
- China: US$45.1m
- Czechia: US$44.8m
- Australia: US$44.8m
- Spain: US$42.9m
- Switzerland: US$41.6m
- South Korea: US$39.1m
- Portugal: US$31.4m
- Austria: US$30.1m
- Thailand: US$29.9m
- Belgium: US$26.4m
- Japan: US$26m
- Indonesia: US$23.1m
- Taiwan: US$22.9m
- Slovakia: US$20.5m
- Singapore: US$20.3m
- United Arab Emirates: US$18.8m
- Ireland: US$18.1m
- Romania: US$17.6m
- South Africa: US$17.2m
- Sweden: US$14.7m
- Ukraine: US$14.3m
- Hungary: US$13.7m
- Türkiye: US$13.2m
- Philippines: US$12.6m
- Malaysia: US$11.3m
- Vietnam: US$10.6m
- Bulgaria: US$10.1m
- Norway: US$10m
- Denmark: US$10m
- New Zealand: US$8.1m
- Serbia: US$7m
- Greece: US$6.9m
- Kazakhstan: US$6.6m
- Slovenia: US$6.5m
- Saudi Arabia: US$6.2m
- Hong Kong SAR China: US$6.1m
- Croatia: US$6m
- Argentina: US$6m
- Peru: US$5.4m
- Luxembourg: US$5.3m
- Chile: US$5.1m
- Algeria: US$5m
- Iraq: US$4.8m
- Finland: US$4.6m
- Russia: US$4.3m
- Qatar: US$4.3m
- Cambodia: US$4.2m
- Costa Rica: US$4.1m
- Azerbaijan: US$4.1m
Top exporters
| Rank | Country | Value | Share |
|---|---|---|---|
| 1 | Germany | US$358.5m | 18% |
| 2 | United States | US$281.9m | 14.2% |
| 3 | China | US$226.9m | 11.4% |
| 4 |  Japan | US$164.4m | 8.3% |
| 5 | Belgium | US$152.8m | 7.7% |
| 6 |  Canada | US$80.7m | 4.1% |
| 7 | France | US$80.2m | 4% |
| 8 |  Hungary | US$67.8m | 3.4% |
| 9 | United Kingdom | US$59.3m | 3% |
| 10 |  Poland | US$56.5m | 2.8% |
Top importers
| Rank | Country | Value | Share |
|---|---|---|---|
| 1 | United States | US$272.3m | 13.7% |
| 2 | Germany | US$125m | 6.3% |
| 3 | Canada | US$110.3m | 5.5% |
| 4 | Poland | US$108.9m | 5.5% |
| 5 |  Mexico | US$95.2m | 4.8% |
| 6 | United Kingdom | US$85.6m | 4.3% |
| 7 | France | US$80.1m | 4% |
| 8 |  Italy | US$78.9m | 4% |
| 9 |  Netherlands | US$55.2m | 2.8% |
| 10 |  India | US$49.6m | 2.5% |
Binding rulings for similar goods 4
Decisions of U.S. Customs and Border Protection (CROSS) and HMRC (Advance Tariff Rulings) on goods classified here. A ruling binds only its holder, but shows how the authorities classify similar goods. The descriptions are the authorities’ own, in English.
- N348791 U.S. CBP
The tariff classification of three ceramic fiber products and two ceramic bricks from China.
- N335874 U.S. CBP
The tariff classification of a growing medium from China.
- N333513 U.S. CBP
The tariff classification of flexible sound-insulating rolls from Italy.
- 600012667 HMRC
Panel consisting of silicon aerogel with heat treated mineral fibres. Aerogels are used for insulation due to their low density and thermal insulating properties. Aerogel is composed of amorphous silica, a non-crystalline form of silicon dioxide. Panels are presented in wrapped roll of approximate…
Recent rule changes mentioning this code
Acts whose text cites this code or its heading. Check the act itself: a code can be cited for reasons other than a change of its duty.
- Sanctions · Applies from:
The Russia (Sanctions) (EU Exit) (Amendment) Regulations 2026
S.I. 2026/543 · Source: legislation.gov.uk
Subheading 6806.90 is a single line in the UK Global Tariff, where the duty is duty-free.
The EU Combined Nomenclature has one tariff line for subheading 6806.90; the duty is duty-free.
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 other mineral insulating materials worth £79.3m (up 9% on the year before), at an average of £2.53 per kg; United States supplied 28%, followed by Germany.
World trade in other mineral insulating materials reached US$2bn in 2024, down 2.8% on 2023.
Germany was the largest exporter with 18% of the total, ahead of the United States.
Questions and answers
What is the HS code for slag-wool, rock-wool and similar mineral wools: other?
Slag-wool, rock-wool and similar mineral wools: other fall under HS subheading 6806.90, part of heading 6806, in section XIII of the Harmonized System.
What is the import duty on slag-wool, rock-wool and similar mineral wools in the UK?
Under the UK Global Tariff, imports under 6806.90 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 slag-wool, rock-wool and similar mineral wools in the EU?
Under the EU Combined Nomenclature, imports under 6806.90 from countries without a preferential agreement are free of duty. Preferential rates, anti-dumping duties and VAT are not included.
Which country exports the most slag-wool, rock-wool and similar mineral wools?
Germany, with US$358.5m in 2024 (18% of world exports).
Which countries can export other mineral insulating materials 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 other mineral insulating materials?
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 other mineral insulating materials from?
In the 12 months to August 2026, the largest suppliers were United States (28%), Germany (16%) and Ireland (13%), out of total imports of £79.3m.