Subheading · Chapter 38 · Heading 3811

3811.29

3811.29: Additives for lubricating oils: other

Official description Other

Subheading 3811.29 belongs to heading 3811 (anti-knock preparations, oxidation inhibitors, gum inhibitors, viscosity…) in chapter 38.

What you pay

Importing into UK

Customs duty 4% standard rate · across 14 national lines depends on the country of origin
Additional duties and charges 5 additional measures Import requirements: 1
VAT 20.00 % import VAT
Duty calculatorCalculate duty and taxes →

Rates by national line · UK Global Tariff

UK lines →
  1. 3811 29 00 00 Other 4%
  2. 3811 29 00 20 Additives for lubricating oils, consisting of reaction products of bis(2-methylpentan-2-yl)dithiophosphoric acid with propylene oxide, phosphorus oxide, and amines with c12-14 alkyl chains, used as a concentrated additive for the manufacture of lubricating oils 4%
  3. 3811 29 00 23 Additive for lubricating oils consisting of molybdenum, bis(dibutylcarbamodithioato)di-μ-oxodioxodi-, sulfurised (cas rn 68412-26-0) 4%
  4. 3811 29 00 30 Additives for lubricating oils, consisting of reaction products of butyl-cyclohex-3-enecarboxylate, sulphur and triphenyl phosphite (cas rn 93925-37-2), used as a concentrated additive for the manufacture of engine oils through a blending process 4%
  5. 3811 29 00 33 Additives for lubricating oils, consisting of a mixture of n,n-dialkyl -2-hydroxyacetamides with alkyl chain lengths between 12 and 18 carbon atoms (cas rn 866259-61-2), used in the manufacture of blends of additives for lubricating oils 4%
  6. 3811 29 00 38 Additives consisting of the c12-c14-tert-alkylamine salts of the esters of c14-c18 saturated and c18 unsaturated alcohols with phosphorus pentoxide (cas rn 1471315-74-8), for use in the manufacture of blends of additives for lubricating oils or greases 4%
  7. 3811 29 00 40 Additives for lubricating oils, consisting of reaction products of 2-methyl-prop-1-ene with sulphur monochloride and sodium sulphide (cas rn 68511-50-2), with a chlorine content by weight of 0.01% or more but not more than 0.5%, used as a concentrated additive for the manufacture of lubricating oils 4%
  8. 3811 29 00 43 Reaction products of c14-c18 (branched and linear) and c18 (unsaturated) fatty acids with tetraethylenepentamine (linear, branched, cyclic) (cas rn 68784-17-8), for use in the manufacture of lubricating oils 4%
  9. 3811 29 00 45 Additives consisting of a mixture of (c7-c9) dialkyl adipates, in which diisooctyl adipate (cas rn 1330-86-5) is more than 85% by weight of the mixture, for use in the manufacture of lubricating oils 4%
  10. 3811 29 00 48 Mixed c12-c20-alkyl and c14-c18-unsaturated alkyl derivates of phosphonic acid (cas rn 93925-25-8), containing by weight more than 80% of oleyl, palmityl and stearyl groups, for use in the manufacture of lubricating oils 4%
  11. 3811 29 00 57 Additives consisting of reaction products of diphenylamine and branched nonenes with: - more than 20% but not more than 50% by weight 4-monononyldiphenylamine, and - more than 50% but not more than 80% by weight 4.4'-dinonyldiphenylamine, - a total percentage of 2.4-dinonyldiphenylamine and 2.4'-dinonyldiphenylamine of not more than 15% by weight, used for the manufacture of lubricating oils 4%
  12. 3811 29 00 75 Oxidation inhibitor mainly containing a mixture of isomers of 1-(tert-dodecylthio)propan-2-ol (cas rn 67124-09-8), used in the manufacture of blends of additives for lubricating oils 4%
  13. 3811 29 00 79 Additives, consisting of the reaction products of 1.3,4-thiadiazolidine-2.5-dithione with hydrogen peroxide and tert-nonanethiol, containing by weight: - 70% or more of 2.5-bis(tert-nonyldithio)-[1.3,4]-thiadiazole (cas rn 89347-09-1), and - 10% or more of 5-(tert-nonyldithio)-1.3,4-thiadiazole-2(3h)-thione (cas rn 97503-12-3), for use in the manufacture of blends of additives for lubricating oils 4%
  14. 3811 29 00 85 Additives consisting of a mixture of 3-((c9-11)-isoalkyloxy)tetrahydrothiophene 1.1-dioxide, c10-rich (cas rn 398141-87-2), for use in the manufacture of lubricating oils 4%
  15. 3811 29 00 90 Other 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 5

  • Duty suspensionAutonomous tariff suspension Free
    Applies to goods from
    all countries
    In force
    until 31 December 2028
    Legal act
    2020 No. 1435
    Tariff lines
    on 6 of 14 lines
  • 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 suspensionAutonomous suspension under end-use Free
    Applies to goods from
    all countries
    In force
    until 31 December 2028
    Legal act
    2020 No. 1435
    Documents
    • N990 EUS - Authorisation for the use of end use procedure (Column 8c, Annex A of Delegated Regulation (EU) 2015/2446)
    Tariff lines
    on 3 of 14 lines
  • 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 2 of 14 lines
  • Excise dutyExcises
    Applies to goods from
    all countries
    Tariff lines
    on 3 of 14 lines

Import requirements 1

  • 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 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£9.6m-18.3% · previous 12 months
Average import price£3.37 per kg
Jan 2024: £528kFeb 2024: £582kMar 2024: £540kApr 2024: £1.2mMay 2024: £806kJun 2024: £1.2mJul 2024: £881kAug 2024: £447kSept 2024: £1.1mOct 2024: £765kNov 2024: £873kDec 2024: £400kJan 2025: £776kFeb 2025: £640kMar 2025: £978kApr 2025: £1.5mMay 2025: £1.7mJun 2025: £871kJul 2025: £1.5mAug 2025: £670kSept 2025: £745kOct 2025: £962kNov 2025: £542kDec 2025: £389kJan 2026: £723kFeb 2026: £863kMar 2026: £827kApr 2026: £684kMay 2026: £994kJun 2026: £851kJul 2026: £1.3mAug 2026: £695k 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 £2.8m 29.6% -30.8%
Germany £2.6m 26.7% -40%
China £1m 10.6% +263.8%
Slovakia £982k 10.2% -39.2%
South Korea £849k 8.9% —
France £555k 5.8% +24.8%
India £354k 3.7% -55.2%
United Arab Emirates £127k 1.3% —

Same subheading in other tariffs

World trade in 2024

3811.29 · US$1bn

Trade value (US$) no reported trade < US$269kUS$269k+US$3m+US$34m+> US$82m

Exports: 101
  1. United States: US$330m
  2. South Korea: US$109m
  3. France: US$82m
  4. Germany: US$79m
  5. Canada: US$77m
  6. China: US$63m
  7. Mexico: US$54m
  8. Italy: US$43m
  9. India: US$39m
  10. Japan: US$34m
  11. Singapore: US$30m
  12. United Kingdom: US$24m
  13. Slovakia: US$23m
  14. Belgium: US$22m
  15. Taiwan: US$16m
  16. Netherlands: US$16m
  17. Thailand: US$7m
  18. United Arab Emirates: US$6m
  19. Australia: US$4m
  20. South Africa: US$4m
  21. Malaysia: US$4m
  22. Hungary: US$3m
  23. Austria: US$3m
  24. Switzerland: US$3m
  25. Poland: US$2m
  26. Brazil: US$2m
  27. Sweden: US$2m
  28. Serbia: US$1m
  29. Spain: US$1m
  30. Türkiye: US$1m
  31. Hong Kong SAR China: US$1m
  32. Denmark: US$896k
  33. Saudi Arabia: US$894k
  34. Portugal: US$872k
  35. Lithuania: US$785k
  36. New Zealand: US$669k
  37. Colombia: US$628k
  38. Estonia: US$610k
  39. Uzbekistan: US$471k
  40. Romania: US$440k
  41. Russia: US$412k
  42. Indonesia: US$377k
  43. Kazakhstan: US$312k
  44. Czechia: US$291k
  45. Guatemala: US$278k
  46. Vietnam: US$269k
  47. Greece: US$234k
  48. Bulgaria: US$203k
  49. Norway: US$189k
  50. Philippines: US$176k
  51. Slovenia: US$154k
  52. Ukraine: US$137k
  53. Nigeria: US$80k
  54. Kenya: US$76k
  55. Chile: US$75k
  56. Argentina: US$67k
  57. Egypt: US$62k
  58. Finland: US$52k
  59. Eswatini: US$37k
  60. Peru: US$33k

Top exporters

RankCountryValueShare
1 United States US$330m 30.1%
2 South Korea US$109m 10%
3 France US$82m 7.5%
4 Germany US$79m 7.2%
5 Canada US$77m 7%
6 China US$63m 5.8%
7 Mexico US$54m 5%
8 Italy US$43m 4%
9 India US$39m 3.6%
10 Japan US$34m 3.1%

Top importers

RankCountryValueShare
1 United States US$170m 15.5%
2 France US$145m 13.2%
3 China US$105m 9.5%
4 Singapore US$87m 8%
5 Belgium US$87m 8%
6 Germany US$53m 4.8%
7 Italy US$42m 3.8%
8 Taiwan US$32m 2.9%
9 India US$29m 2.7%
10 Brazil US$22m 2%

The UK Global Tariff divides subheading 3811.29 into 14 tariff lines; the duty is 4%.

Subheading 3811.29 is a single line in the EU Combined Nomenclature, where the duty is 5.8%.

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 these goods into the UK came to £9.6m between September 2025 and August 2026 (down 18% on the year before); United States supplied 30%, followed by Germany.

In 2024, countries exported these goods worth US$1bn (+3.5% year on year).

The largest exporter was the United States (US$330m), followed by South Korea.

Questions and answers

What is the HS code for additives for lubricating oils: other?

Additives for lubricating oils: other fall under HS subheading 3811.29, part of heading 3811, in section VI of the Harmonized System.

What is the import duty on additives for lubricating oils: other in the UK?

Under the UK Global Tariff, imports under 3811.29 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 additives for lubricating oils: other in the EU?

Under the EU Combined Nomenclature, imports under 3811.29 from countries without a preferential agreement are charged at 5.8%. Preferential rates, anti-dumping duties and VAT are not included.

Which country exports the most additives for lubricating oils: other?

The United States, with US$330m in 2024 (30.1% of world exports).

Which countries can export these goods 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 these goods from?

In the 12 months to August 2026, the largest suppliers were United States (30%), Germany (27%) and China (11%), out of total imports of £9.6m.