Subheading · Chapter 85 · Heading 8504
8504.31: Having a power handling capacity not exceeding 1 kVA
Small transformers up to 1 kVA
8504.31 is the HS subheading for small transformers up to 1 kVA, under heading 8504 in chapter 85.
What you pay
Importing into UK
Rates by national line · UK Global Tariff
UK lines →- 8504 31 00 00 Having a power handling capacity not exceeding 1 kva p/st
- Measuring transformers p/st
- 8504 31 21 00 For voltage measurement p/st
- 8504 31 21 10 For use in civil aircraft Freep/st
- 8504 31 21 90 Other Freep/st
- 8504 31 29 00 Other p/st
- 8504 31 29 10 For use in civil aircraft Freep/st
- 8504 31 29 90 Other Freep/st
- 8504 31 80 00 Other p/st
- 8504 31 80 10 For use in civil aircraft Freep/st
- 8504 31 80 15 Electrical transformer with - a capacity of 192 watts or 216 watts - dimensions of not more than 27.1 x 26.6 x 18 mm - an operating temperature range of - 40 °c or more, but not more than + 125 °c - three or four inductively coupled copper wire windings and - 9 connection pins at the bottom Freep/st
- 8504 31 80 30 Transformers, having a power handling capacity of not more than 1 kva for use in the manufacture of static converters and goods of heading 8537 Freep/st
- 8504 31 80 50 Transformers for use in the manufacture of electronic drivers, control devices and led light sources for lighting industry Freep/st
- 8504 31 80 90 Other Freep/st
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 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
- 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)
- Tariff lines
- on 6 of 9 lines
Import requirements 2
- 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
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 |
|---|---|---|---|
 China | £35.9m | 35.6% | +10.3% |
 United States | £13.7m | 13.5% | +32.8% |
 Spain | £7m | 6.9% | -20% |
 Italy | £6.7m | 6.7% | -47% |
 Germany | £6.2m | 6.1% | -17.6% |
 India | £3m | 2.9% | +2.9% |
 France | £2.8m | 2.8% | +12.4% |
 Vietnam | £2.3m | 2.3% | +216.7% |
Same subheading in other tariffs
EU 3.7% Third-country duty 3 tariff lines 
Türkiye 3.7% Third-country duty 5 tariff lines USA Free – 6.6% General (MFN) 3 tariff lines · average 2.7% 
Canada Free General (MFN) 3 tariff lines 
Mexico Free – 5% General (MFN) 7 tariff lines · average 1.4% 
Brazil Free – 18% General (MFN) 6 tariff lines · average 12.3% 
Argentina Free – 18% General (MFN) 7 tariff lines · average 12.9% 
Peru Free General (MFN) 2 tariff lines 
New Zealand Free General (MFN) 2 tariff lines 
Japan Free General (MFN) 1 tariff line 
Taiwan 5% General (MFN) 1 tariff line 
GCC 5% General (MFN) 1 tariff line 
Switzerland Free General (MFN) 1 tariff line 
Norway Free General (MFN) 1 tariff line 
North Macedonia 3.7% – 8% General (MFN) 3 tariff lines · average 5.1% 
Nigeria 5% General (MFN) 1 tariff line World trade in 2024
Trade value (US$) no reported trade < US$209.6kUS$209.6k+US$10.7m+US$51.8m+> US$175.9m
Exports: 165
- China: US$2.3bn
- Germany: US$414.1m
- United States: US$367.4m
- Mexico: US$230.6m
- Italy: US$175.9m
- India: US$149.6m
- Czechia: US$132m
- Vietnam: US$128.5m
- France: US$121.8m
- Japan: US$107.4m
- Spain: US$104.6m
- Türkiye: US$97.8m
- Austria: US$91.6m
- Hong Kong SAR China: US$81m
- United Kingdom: US$61.9m
- South Korea: US$52.7m
- Malaysia: US$51.8m
- Bulgaria: US$51.2m
- Poland: US$50.6m
- Thailand: US$48.6m
- Netherlands: US$46.7m
- Philippines: US$46.2m
- Hungary: US$45.6m
- Taiwan: US$45.2m
- Switzerland: US$39.5m
- Croatia: US$37.8m
- Romania: US$36.2m
- Canada: US$34.7m
- Singapore: US$33.9m
- Indonesia: US$30.4m
- Tunisia: US$28.6m
- Belgium: US$26.8m
- Denmark: US$24m
- Sweden: US$19.3m
- Sri Lanka: US$19.3m
- Slovakia: US$17m
- Finland: US$16.8m
- Dominican Republic: US$16.7m
- Myanmar (Burma): US$11.8m
- Israel: US$11.2m
- Kyrgyzstan: US$10.7m
- Estonia: US$10.4m
- Ireland: US$9.9m
- Brazil: US$9.1m
- Ukraine: US$9.1m
- Russia: US$8.2m
- Morocco: US$7.5m
- Slovenia: US$7m
- Laos: US$6.6m
- Serbia: US$6.3m
- South Africa: US$5.3m
- Costa Rica: US$5m
- Norway: US$4.9m
- Australia: US$4.7m
- Greece: US$4.1m
- Latvia: US$4m
- Portugal: US$3.5m
- Cambodia: US$3.1m
- Luxembourg: US$2.9m
- St Kitts & Nevis: US$2.5m
Trade value (US$) no reported trade < US$1.3mUS$1.3m+US$10.5m+US$77.2m+> US$209.2m
Imports: 215
- United States: US$668.5m
- Hong Kong SAR China: US$396.4m
- Germany: US$376.4m
- Mexico: US$373.5m
- Japan: US$250.8m
- Vietnam: US$241.4m
- Thailand: US$209.2m
- China: US$177.8m
- India: US$163m
- Canada: US$156.8m
- France: US$151.7m
- Italy: US$123.3m
- Saudi Arabia: US$114.8m
- South Korea: US$114.7m
- United Kingdom: US$111.1m
- Taiwan: US$99.2m
- Malaysia: US$97.8m
- Poland: US$96.1m
- Spain: US$89.2m
- Czechia: US$87.5m
- Hungary: US$79.2m
- Brazil: US$77.2m
- Switzerland: US$75.8m
- Austria: US$69.1m
- Netherlands: US$66.9m
- Singapore: US$60.2m
- Belgium: US$59.6m
- Sweden: US$51.4m
- Türkiye: US$47.8m
- Romania: US$47.4m
- Indonesia: US$45.8m
- Philippines: US$45.5m
- Australia: US$44m
- Denmark: US$39.2m
- Russia: US$38m
- Norway: US$33.9m
- Slovakia: US$32.8m
- Ukraine: US$28.8m
- Finland: US$28.5m
- United Arab Emirates: US$24.9m
- Cambodia: US$24.7m
- Greece: US$24.3m
- Portugal: US$20.3m
- Ireland: US$20m
- Israel: US$18.1m
- Egypt: US$15.3m
- Estonia: US$13.4m
- Colombia: US$12.5m
- Serbia: US$12.2m
- Argentina: US$11.5m
- Morocco: US$11m
- Bulgaria: US$10.8m
- Tunisia: US$10.7m
- Slovenia: US$10.5m
- Kazakhstan: US$10.4m
- Lithuania: US$10.1m
- Chile: US$8.5m
- Qatar: US$7.5m
- Croatia: US$7.3m
- New Zealand: US$7.2m
Top exporters
| Rank | Country | Value | Share |
|---|---|---|---|
| 1 | China | US$2.3bn | 41.5% |
| 2 | Germany | US$414.1m | 7.5% |
| 3 | United States | US$367.4m | 6.6% |
| 4 | Mexico | US$230.6m | 4.2% |
| 5 | Italy | US$175.9m | 3.2% |
| 6 | India | US$149.6m | 2.7% |
| 7 |  Czechia | US$132m | 2.4% |
| 8 | Vietnam | US$128.5m | 2.3% |
| 9 | France | US$121.8m | 2.2% |
| 10 | Japan | US$107.4m | 1.9% |
Top importers
| Rank | Country | Value | Share |
|---|---|---|---|
| 1 | United States | US$668.5m | 12.1% |
| 2 |  Hong Kong SAR China | US$396.4m | 7.1% |
| 3 | Germany | US$376.4m | 6.8% |
| 4 | Mexico | US$373.5m | 6.7% |
| 5 | Japan | US$250.8m | 4.5% |
| 6 | Vietnam | US$241.4m | 4.4% |
| 7 |  Thailand | US$209.2m | 3.8% |
| 8 | China | US$177.8m | 3.2% |
| 9 | India | US$163m | 2.9% |
| 10 | Canada | US$156.8m | 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%median duty
- 34number of duty-free countries (MFN)
- 45%highest: Bahamas, Bermuda, Uganda
165
| Importing country | MFN duty | lines from – to | data year |
|---|---|---|---|
 Afghanistan | 2.5% | 2018 · HS 2012 | |
 Albania | 0% | 2023 | |
 Algeria | 5% | 2023 | |
 Angola | 0% | 2023 · HS 2017 | |
 Anguilla | 15% | 2021 · HS 2017 | |
 Antigua & Barbuda | 5% | 2021 · HS 2007 | |
| Argentina | 14% | 0% – 18% | 2023 · HS 2017 |
 Armenia | 4.9% | 0% – 8% | 2023 |
 Aruba | 12% | 2021 · HS 2012 | |
 Australia | 5% | 2023 | |
 Azerbaijan | 5% | 2023 · HS 2017 | |
 Bahamas | 45% | 2022 | |
 Bahrain | 5% | 2023 | |
 Bangladesh | 10% | 2023 · HS 2017 | |
 Barbados | 5% | 2022 · HS 2017 | |
 Belarus | 4.9% | 0% – 8% | 2021 · HS 2017 |
 Belize | 5% | 2023 | |
 Benin | 5% | 2023 | |
 Bermuda | 25% | 2023 | |
 Bhutan | 10% | 2022 | |
 Bolivia | 2.5% | 0% – 5% | 2023 · HS 2017 |
 Bosnia & Herzegovina | 5% | 0% – 10% | 2022 |
 Botswana | 10% | 2023 | |
| Brazil | 14% | 0% – 18% | 2023 · HS 2017 |
 Brunei | 0% | 2023 · HS 2017 | |
 Burkina Faso | 5% | 2023 | |
 Burundi | 10% | 2023 | |
 Cambodia | 15% | 2023 · HS 2017 | |
 Cameroon | 10% | 2023 | |
| Canada | 0% | 2023 | |
 Cape Verde | 2.5% | 0% – 5% | 2023 · HS 2017 |
 Cayman Islands | 22% | 2021 · HS 2002 | |
 Central African Republic | 10% | 2023 | |
 Chad | 10% | 2023 | |
 Chile | 6% | 2023 · HS 2017 | |
| China | 5% | 2023 | |
 Colombia | 3.3% | 0% – 10% | 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 | 5% | 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 | 10% | 2023 | |
 Ethiopia | 7.5% | 5% – 10% | 2021 · HS 2017 |
| European Union (27 countries) | 3.7% | 2023 | |
 Fiji | 5% | 2023 | |
 French Polynesia | 6% | 2023 | |
 Gabon | 10% | 2023 | |
 Gambia | 5% | 2023 | |
 Georgia | 0% | 2022 · HS 2017 | |
 Ghana | 5% | 2023 | |
 Gibraltar | 12% | 2023 · HS 2017 | |
 Grenada | 5% | 2023 · HS 2012 | |
 Guatemala | 0% | 2023 | |
 Guinea | 5% | 2023 | |
 Guinea-Bissau | 5% | 2023 | |
 Guyana | 5% | 2023 · HS 2017 | |
 Haiti | 0% | 2020 · HS 2017 | |
 Honduras | 0% | 2023 | |
| Hong Kong SAR China | 0% | 2023 | |
 Iceland | 0% | 2023 | |
| India | 10% | 2023 | |
 Indonesia | 6.3% | 0% – 10% | 2023 |
 Iran | 16% | 5% – 20% | 2020 · HS 2017 |
 Israel | 5.8% | 0% – 12% | 2022 · HS 2017 |
 Jamaica | 0% | 2023 | |
| Japan | 0% | 2023 | |
 Jordan | 0% | 2023 | |
 Kazakhstan | 4% | 0% – 8% | 2023 |
 Kenya | 10% | 2023 | |
 Kiribati | 0% | 2023 · HS 2002 | |
 Kuwait | 5% | 2023 | |
 Kyrgyzstan | 4.9% | 0% – 8% | 2021 · HS 2017 |
 Laos | 5% | 2023 · HS 2017 | |
 Lebanon | 5% | 2020 · HS 2017 | |
 Lesotho | 10% | 2023 | |
 Liberia | 5% | 2023 | |
 Libya | 5% | 2021 · HS 2017 | |
 Liechtenstein | 0.9%* | 2021 · HS 2017 | |
 Macao SAR China | 0% | 2023 | |
 Madagascar | 5% | 2023 | |
 Malawi | 10% | 2021 · HS 2017 | |
 Malaysia | 0.7% | 0% – 5% | 2023 |
 Maldives | 20% | 2023 | |
 Mali | 5% | 2023 | |
 Mauritania | 5% | 2023 · HS 2017 | |
 Mauritius | 0% | 2023 | |
| Mexico | 3.3% | 0% – 5% | 2023 · HS 2017 |
 Micronesia | 4% | 2021 · HS 2017 | |
 Moldova | 2% | 0% – 5% | 2023 · HS 2017 |
 Mongolia | 5% | 2023 | |
 Montserrat | 15% | 2023 · HS 2017 | |
 Morocco | 21% | 2.5% – 40% | 2023 |
 Mozambique | 5% | 2023 | |
 Myanmar (Burma) | 3% | 2023 · HS 2017 | |
 Namibia | 10% | 2023 | |
 Nauru | 10% | 2021 · HS 2017 | |
 Nepal | 15% | 2023 | |
| New Zealand | 5% | 2023 | |
 Nicaragua | 0% | 2023 | |
 Niger | 5% | 2023 | |
| Nigeria | 5% | 2023 | |
| North Macedonia | 10% | 8% – 15% | 2023 |
| Norway | 0% | 2023 | |
 Oman | 5% | 2023 | |
 Pakistan | 16% | 2023 | |
 Palau | 3% | 2023 · HS 2012 | |
 Palestinian Territories | 5.8% | 0% – 12% | 2017 · HS 2017 |
 Panama | 0% | 2023 | |
 Papua New Guinea | 0% | 2023 | |
 Paraguay | 12% | 0% – 18% | 2023 · HS 2017 |
| Peru | 0% | 2023 · HS 2017 | |
 Philippines | 6.4% | 1% – 10% | 2023 |
 Qatar | 5% | 2023 | |
 Russia | 4.9% | 0% – 8% | 2021 · HS 2017 |
 Rwanda | 10% | 2023 | |
 Samoa | 8% | 2020 · HS 2017 | |
 São Tomé & Príncipe | 10% | 2019 · HS 2017 | |
 Saudi Arabia | 15% | 2023 | |
 Senegal | 5% | 2023 | |
 Seychelles | 0% | 2023 | |
 Sierra Leone | 5% | 2023 | |
 Singapore | 0% | 2023 · HS 2017 | |
 Solomon Islands | 10% | 2023 · HS 2017 | |
 Somalia | 15% | 2023 · HS 2017 | |
 South Africa | 10% | 2023 | |
 South Korea | 8% | 2023 | |
 Sri Lanka | 15% | 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 | 0.5%* | 2023 | |
 Syria | 1% | 2020 · HS 2012 | |
 Tajikistan | 5.7% | 0% – 10% | 2021 · HS 2012 |
 Tanzania | 10% | 2023 | |
| Thailand | 10% | 2023 | |
 Togo | 5% | 2023 | |
 Tonga | 3% | 2023 · HS 2017 | |
 Trinidad & Tobago | 0% | 2023 · HS 2012 | |
| Türkiye | 8.4% | 3.7% – 10% | 2023 |
 Tuvalu | 0% | 2017 · HS 2017 | |
 Uganda | 25% | 2023 | |
 Ukraine | 0% | 2023 · HS 2017 | |
 United Arab Emirates | 5% | 2023 | |
| United Kingdom | 0% | 2023 | |
| United States | 2.7% | 0% – 6.6% | 2023 |
 Uruguay | 14% | 0% – 18% | 2023 · HS 2017 |
 Uzbekistan | 6.3% | 5% – 10% | 2021 · HS 2017 |
 Vanuatu | 5% | 2023 | |
 Venezuela | 14% | 0% – 18% | 2023 · HS 2017 |
| Vietnam | 14% | 3% – 20% | 2023 |
 Wallis & Futuna | 6% | 2021 · HS 2012 | |
 Yemen | 5% | 2017 · HS 2017 | |
 Zambia | 10% | 2023 | |
 Zimbabwe | 0.2% | 0.1% – 0.2% | 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
- 77119 Other electrical transformers
- End use (BEC Rev. 5)
- Capital goods · BEC 312
- CPC 2.1 product
- 46121 Electrical transformers
- ISIC Rev. 4 activity
- 2710 Manufacture of electric motors, generators, transformers and electricity distribution and control apparatus
Earlier HS editions
| HS | Code | |
|---|---|---|
| 2017 | 8504.31 | changed |
| 2012 | 8504.31 | changed |
| 2007 | 8504.31 | changed |
| 2002 | 8504.31 | changed |
| 1996 | 8504.31 | changed |
| 1992 | 8504.31 | changed |
Correspondence tables of the United Nations Statistics Division (UNSD)
Binding rulings for similar goods 2
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.
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.
- Tariff change
UK Trade Tariff: measure changes on 1015 commodity codes
Trade Tariff changes 2026-09-29 · Source: trade-tariff.service.gov.uk
- Tariff change
UK Trade Tariff: measure changes on 103 commodity codes
Trade Tariff changes 2026-09-21 · Source: trade-tariff.service.gov.uk
- Safeguard · Applies from:
CELEX 32026R2133 · Source: eur-lex.europa.eu
- Tariff change
Update to VATZ Coverage – 8 September 2026
Trade Tariff news 8315 · Source: trade-tariff.service.gov.uk
- Sanctions · Applies from:
The Iran (Sanctions) (Amendment) Regulations 2026
S.I. 2026/983 · Source: legislation.gov.uk
- Import and export controls
FR Doc. 2026-14542 · 91 FR 45516 · Source: federalregister.gov
- Tariff change
İthalat Rejimi Kararında Değişiklik Yapılmasına İlişkin Karar (Karar Sayısı: 11485)
RG 01.07.2026 sayı 33297 · Karar 11485 · Source: resmigazete.gov.tr
- Suspension · Applies from:
CELEX 32026R1463 · Source: eur-lex.europa.eu
In the UK Global Tariff, subheading 8504.31 covers 9 tariff lines and the duty is duty-free.
The EU Combined Nomenclature divides subheading 8504.31 into 3 tariff lines; the duty is 3.7%.
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 small transformers up to 1 kVA worth £101m (down 5% on the year before), at an average of £27.00 per kg; China supplied 36%, followed by United States.
World trade in small transformers up to 1 kVA reached US$5.5bn in 2024, up 0.7% on 2023.
China was the largest exporter with 41.5% of the total, ahead of Germany.
Products classified here
Questions and answers
What is the HS code for having a power handling capacity not exceeding 1 kVA?
Having a power handling capacity not exceeding 1 kVA fall under HS subheading 8504.31, part of heading 8504, in section XVI of the Harmonized System.
What is the import duty on having a power handling capacity not exceeding 1… in the UK?
Under the UK Global Tariff, imports under 8504.31 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 having a power handling capacity not exceeding 1… in the EU?
Under the EU Combined Nomenclature, imports under 8504.31 from countries without a preferential agreement are charged at 3.7%. Preferential rates, anti-dumping duties and VAT are not included.
Which country exports the most having a power handling capacity not exceeding 1…?
China, with US$2.3bn in 2024 (41.5% of world exports).
Which countries can export small transformers up to 1 kVA 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 small transformers up to 1 kVA?
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 small transformers up to 1 kVA from?
In the 12 months to August 2026, the largest suppliers were China (36%), United States (14%) and Spain (7%), out of total imports of £101m.
Typical products
Everyday names, not part of the legal text.