Subheading · Chapter 38 · Heading 3818

3818.00

3818.00: Chemical elements doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics

Doped chemical elements for electronics (wafers)

3818.00 is the HS subheading for doped chemical elements for electronics (wafers), under heading 3818 in chapter 38.

What you pay

Importing into UK

Customs duty Free standard rate · across 3 national lines depends on the country of origin
Additional duties and charges 1 additional measure Import requirements: 3
VAT 20.00 % import VAT
Duty calculatorCalculate duty and taxes →

Rates by national line · UK Global Tariff

UK lines →
  1. 3818 00 11 00 Wafers of a thickness not exceeding 200 micrometres, rectangular, whether or not with cut or rounded corners (so-called photovoltaic wafers) Free
  2. 3818 00 19 00 Other Free
  3. 3818 00 90 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 1

  • Additional dutyAdditional duties 35%
    Applies to goods from
    Belarus, Russia
    Legal act
    2022 No. 598
    Documents
    • 9014

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
    Ukraine
    Legal act
    S.I. 2022/395
    Documents
    • 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

Preferential rates by country

Agreement or schemeCountriesRate
standard rate (no agreement)—Free
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
SADC EPA Botswana, Eswatini, Lesotho, Mozambique, Namibia Free
CPTPP Brunei, Chile, Malaysia, Mexico Free
Eastern and Southern Africa States Madagascar, Mauritius, Seychelles, Zimbabwe 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–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–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–Liechtenstein agreement Liechtenstein Free
UK–Morocco agreement Morocco Free
UK–Moldova agreement Moldova Free
UK–North Macedonia agreement North Macedonia 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–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£105m+33.8% · previous 12 months
Average import price£385.41 per kg
Jan 2024: £6.8mFeb 2024: £5.8mMar 2024: £4.9mApr 2024: £6.9mMay 2024: £7mJun 2024: £8.7mJul 2024: £6.3mAug 2024: £7.6mSept 2024: £5.7mOct 2024: £6.5mNov 2024: £6.9mDec 2024: £5.5mJan 2025: £6.5mFeb 2025: £4.3mMar 2025: £7.7mApr 2025: £7.6mMay 2025: £6.9mJun 2025: £6.6mJul 2025: £7.7mAug 2025: £6.5mSept 2025: £7.1mOct 2025: £8.6mNov 2025: £7mDec 2025: £8.4mJan 2026: £7.3mFeb 2026: £8.4mMar 2026: £9.9mApr 2026: £8.6mMay 2026: £9.9mJun 2026: £8.4mJul 2026: £12mAug 2026: £9.5m 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
China £32m 30.5% +76.5%
Japan £24m 22.8% +106.7%
United States £22.8m 21.7% -6.6%
Taiwan £5.7m 5.4% +8.5%
Germany £5m 4.8% +12.7%
France £3.7m 3.6% -16%
Netherlands £2.5m 2.4% +27.1%
United Kingdom £2.3m 2.2% +4.1%

Same subheading in other tariffs

World trade in 2024

3818.00 · US$18bn

Trade value (US$) no reported trade < US$779kUS$779k+US$20m+US$692m+> US$2bn

Exports: 87
  1. Japan: US$5bn
  2. China: US$4bn
  3. United States: US$2bn
  4. Taiwan: US$1bn
  5. South Korea: US$1bn
  6. Germany: US$1bn
  7. Singapore: US$978m
  8. France: US$692m
  9. Vietnam: US$518m
  10. Malaysia: US$337m
  11. Czechia: US$269m
  12. Italy: US$237m
  13. United Kingdom: US$162m
  14. Finland: US$82m
  15. Thailand: US$46m
  16. Cambodia: US$30m
  17. Netherlands: US$28m
  18. Indonesia: US$27m
  19. Belgium: US$26m
  20. Sweden: US$20m
  21. Austria: US$18m
  22. Denmark: US$17m
  23. Switzerland: US$8m
  24. Hong Kong SAR China: US$8m
  25. Israel: US$7m
  26. Lithuania: US$6m
  27. Ireland: US$6m
  28. Philippines: US$5m
  29. Russia: US$5m
  30. Norway: US$3m
  31. Poland: US$3m
  32. India: US$2m
  33. Spain: US$2m
  34. Canada: US$2m
  35. Slovakia: US$1m
  36. Malta: US$1m
  37. Ukraine: US$1m
  38. Australia: US$1m
  39. Portugal: US$1m
  40. Hungary: US$779k
  41. South Africa: US$678k
  42. Kazakhstan: US$662k
  43. Bulgaria: US$535k
  44. Romania: US$517k
  45. Laos: US$477k
  46. Costa Rica: US$409k
  47. Armenia: US$210k
  48. Croatia: US$186k
  49. Curaçao: US$177k
  50. Belarus: US$173k
  51. Türkiye: US$170k
  52. Greece: US$135k
  53. Brazil: US$121k
  54. North Korea: US$102k
  55. New Zealand: US$78k
  56. Mexico: US$58k
  57. Saudi Arabia: US$51k
  58. Cameroon: US$40k
  59. Slovenia: US$38k
  60. Georgia: US$31k

Top exporters

RankCountryValueShare
1 Japan US$5bn 28.1%
2 China US$4bn 22.4%
3 United States US$2bn 10.1%
4 Taiwan US$1bn 7.5%
5 South Korea US$1bn 6.1%
6 Germany US$1bn 5.8%
7 Singapore US$978m 5.5%
8 France US$692m 3.9%
9 Vietnam US$518m 2.9%
10 Malaysia US$337m 1.9%

Top importers

RankCountryValueShare
1 Taiwan US$3bn 16.6%
2 South Korea US$3bn 14.1%
3 China US$2bn 13.5%
4 United States US$2bn 8.7%
5 Singapore US$1bn 7.2%
6 Japan US$1bn 6.8%
7 Malaysia US$943m 5.3%
8 Thailand US$814m 4.6%
9 Germany US$711m 4%
10 France US$475m 2.7%

Import duty on this product around the world 164

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.

  • 3.3%median duty
  • 69number of duty-free countries (MFN)
  • 45%highest: Bahamas, Bermuda, Cayman Islands

164

Importing countryMFN dutylines from – todata year
Afghanistan 5% 2018 · HS 2012
Albania 0% 2023
Algeria 15% 2023
Angola 0% 2023 · HS 2017
Anguilla 15% 2021 · HS 2017
Antigua & Barbuda 5% 2021 · HS 2007
Argentina 2% 2023 · HS 2017
Armenia 0% 2023
Aruba 12% 2021 · HS 2012
Australia 0% 2023
Azerbaijan 15% 2023 · HS 2017
Bahamas 45% 2022
Bahrain 0% 2023
Bangladesh 10% 2023 · HS 2017
Barbados 5% 2022 · HS 2017
Belarus 0% 2021 · HS 2017
Belize 5% 2023
Benin 10% 2023
Bermuda 25% 2023
Bhutan 10% 2022
Bolivia 5% 2023 · HS 2017
Bosnia & Herzegovina 5% 2022
Botswana 3.3% 0% – 10% 2023
Brazil 2% 2023 · HS 2017
Brunei 0% 2023 · HS 2017
Burkina Faso 10% 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 0% 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 10% 2023 · HS 2017
Cuba 10% 2023 · HS 2017
Dominica 5% 2023 · HS 2017
Dominican Republic 0% 2023
Ecuador 0% 2023 · HS 2017
Egypt 0% 2019 · HS 2017
El Salvador 0% 2022
Equatorial Guinea 10% 2023
Eswatini 3.3% 0% – 10% 2023
Ethiopia 10% 2021 · HS 2017
European Union (27 countries) 0% 2023
Fiji 5% 2023
French Polynesia 8% 2023
Gabon 10% 2023
Gambia 10% 2023
Georgia 0% 2022 · HS 2017
Ghana 10% 2023
Gibraltar 12% 2023 · HS 2017
Grenada 5% 2023 · HS 2012
Guatemala 0% 2023
Guinea 10% 2023
Guinea-Bissau 10% 2023
Guyana 5% 2023 · HS 2017
Haiti 0% 2020 · HS 2017
Honduras 0% 2023
Hong Kong SAR China 0% 2023
Iceland 0% 2023
India 0% 2023
Indonesia 5% 2023
Iran 5% 2020 · HS 2017
Israel 0% 2022 · HS 2017
Jamaica 0% 2023
Japan 0% 2023
Jordan 0% 2023
Kazakhstan 0% 2023
Kenya 10% 2023
Kiribati 0% 2023 · HS 2002
Kuwait 0% 2023
Kyrgyzstan 0% 2021 · HS 2017
Laos 10% 2023 · HS 2017
Lebanon 0% 2020 · HS 2017
Lesotho 3.3% 0% – 10% 2023
Liberia 10% 2023
Libya 5% 2021 · HS 2017
Liechtenstein 0% 2021 · HS 2017
Macao SAR China 0% 2023
Madagascar 10% 2023
Malawi 10% 2021 · HS 2017
Malaysia 0% 2023
Maldives 15% 2023
Mali 10% 2023
Mauritania 10% 2023 · HS 2017
Mauritius 0% 2023
Mexico 0% 2023 · HS 2017
Micronesia 4% 2021 · HS 2017
Moldova 0% 2023 · HS 2017
Mongolia 5% 2023
Montserrat 15% 2023 · HS 2017
Morocco 2.5% 2023
Mozambique 7.5% 2023
Myanmar (Burma) 3% 2023 · HS 2017
Namibia 3.3% 0% – 10% 2023
Nauru 10% 2021 · HS 2017
Nepal 10% 2023
New Zealand 0% 2023
Nicaragua 0% 2023
Niger 10% 2023
Nigeria 10% 2023
North Macedonia 0% 2023
Norway 0% 2023
Oman 0% 2023
Pakistan 0% 2023
Palau 3% 2023 · HS 2012
Palestinian Territories 0% 2017 · HS 2017
Panama 0% 2023
Papua New Guinea 0% 2023
Paraguay 2% 2023 · HS 2017
Peru 0% 2023 · HS 2017
Philippines 0% 2023
Qatar 0% 2023
Russia 0% 2021 · HS 2017
Rwanda 10% 2023
Samoa 8% 2020 · HS 2017
São Tomé & Príncipe 20% 2019 · HS 2017
Saudi Arabia 0% 2023
Senegal 10% 2023
Seychelles 0% 2023
Sierra Leone 10% 2023
Singapore 0% 2023 · HS 2017
Solomon Islands 10% 2023 · HS 2017
Somalia 15% 2023 · HS 2017
South Africa 3.3% 0% – 10% 2023
South Korea 0% 2023
St Kitts & Nevis 5% 2023
St Lucia 0% 2023 · HS 2012
St Pierre & Miquelon 5% 2021 · HS 2017
St Vincent & the Grenadines 5% 2023
Sudan 10% 2021 · HS 2017
Suriname 5% 2023 · HS 2007
Switzerland 0% 2023
Syria 5% 2020 · HS 2012
Tajikistan 0% 2021 · HS 2012
Tanzania 10% 2023
Thailand 0% 2023
Togo 10% 2023
Tonga 15% 2023 · HS 2017
Trinidad & Tobago 0% 2023 · HS 2012
Türkiye 0% 2023
Tuvalu 0% 2017 · HS 2017
Uganda 10% 2023
Ukraine 0% 2023 · HS 2017
United Arab Emirates 0% 2023
United Kingdom 0% 2023
United States 0% 2023
Uruguay 2% 2023 · HS 2017
Uzbekistan 0% 2021 · HS 2017
Vanuatu 5% 2023
Venezuela 2% 2023 · HS 2017
Vietnam 0% 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. · 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
5985 Chemical elements doped for use in electronics, in the form of discs, wafers/similar forms; chemical compounds doped for use in electronics
End use (BEC Rev. 5)
Intermediate goods · BEC 611220
CPC 2.1 product
35470 Chemical elements and compounds doped for use in electronics
ISIC Rev. 4 activity
2029 Manufacture of other chemical products n.e.c.

Earlier HS editions

HSCode
20173818.00unchanged
20123818.00unchanged
20073818.00unchanged
20023818.00unchanged
19963818.00unchanged
19923818.00unchanged

Correspondence tables of the United Nations Statistics Division (UNSD)

Binding rulings for similar goods 1

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.

  • N332099 U.S. CBP 28 April 2023 · 3818.00.00.90

    The tariff classification of Doped Chemical Compounds from Russia

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.

  1. US Import and export controls

    Notice of Action: Brazil's Acts, Policies, and Practices Related to Digital Trade and Electronic Payment Services; Unfair, Preferential Tariffs; Anti-Corruption Enforcement; Intellectual Property Protection; Ethanol Market Access; and Illegal Deforestation

    FR Doc. 2026-14542 · 91 FR 45516 · Source: federalregister.gov

  2. US Tariff change · Applies from:

    Harmonized Tariff Schedule of the United States — 2026 HTS Revision 11

    2026HTSRev11 · Source: hts.usitc.gov

  3. US Tariff change

    Notice of Determination and Request for Comments Concerning Action Pursuant to Section 301: Brazil's Acts, Policies, and Practices Related to Digital Trade and Electronic Payment Services; Unfair, Preferential Tariffs; Anti-Corruption Enforcement; Intellectual Property Protection; Ethanol Market Access; and Illegal Deforestation

    FR Doc. 2026-11158 · 91 FR 33854 · Source: federalregister.gov

Rule changes →

The UK Global Tariff divides subheading 3818.00 into 3 tariff lines; the duty is duty-free.

In the EU Combined Nomenclature, subheading 3818.00 covers 3 tariff lines and the duty is duty-free.

164 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 Free.

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

Imports of doped chemical elements for electronics (wafers) into the UK came to £105m between September 2025 and August 2026 (up 34% on the year before); China supplied 31%, followed by Japan.

In 2024, countries exported doped chemical elements for electronics (wafers) worth US$18bn (−15.1% year on year).

The largest exporter was Japan (US$5bn), followed by China.

Questions and answers

What is the HS code for chemical elements doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics?

Chemical elements doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics fall under HS subheading 3818.00, part of heading 3818, in section VI of the Harmonized System.

What is the import duty on chemical elements doped for use in electronics… in the UK?

Under the UK Global Tariff, imports under 3818.00 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 chemical elements doped for use in electronics… in the EU?

Under the EU Combined Nomenclature, imports under 3818.00 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 chemical elements doped for use in electronics…?

Japan, with US$5bn in 2024 (28.1% of world exports).

Which countries can export doped chemical elements for electronics (wafers) to the UK duty-free?

164 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 doped chemical elements for electronics (wafers)?

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 doped chemical elements for electronics (wafers) from?

In the 12 months to August 2026, the largest suppliers were China (31%), Japan (23%) and United States (22%), out of total imports of £105m.

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