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HS heading: 3811

Anti-knock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils

CN hierarchy: 38

Looked up in CN 2026: you searched for a CN code, so the description above is the nomenclature’s own – not a reading of your goods.

EUDR
Out of scope of EUDR
Duty
unknown – look up in Tulltaxan(opens on tullverket.se)
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Customs declaration
Klassio is decision support, not a legally binding classification. For a binding ruling, apply for a Binding Tariff Information (BTI).

Suggested classification

Chapter 38 — Chapter 38 - miscellaneous chemical products

EU Cellar CN2026 · Updated 2026-05-13 14:50

3811 Anti-knock preparations, oxidation inhibitors, gum inhibitors, viscosity improvers, anti-corrosive preparations and other prepared additives, for mineral oils (including gasoline) or for other liquids used for the same purposes as mineral oils

Why this?
  • CHAPTER_NOTE_38_1 Chapter note

    This chapter does not cover:(

    • a) separate chemically defined elements or compounds with the exception of the following:(1)artificial graphite (heading 3801);(2)insecticides, rodenticides, fungicides, herbicides, anti-sprouting products and plant-growth regulators, disinfectants and similar products, put up as described in heading 3808;(3)products put up as charges for fire-extinguishers or put up in fire-extinguishing grenades (heading 3813);(4)certified reference materials specified in note 2 below;(5)products specified in note 3(a) or 3(c) below;(
    • b) mixtures of chemicals with foodstuffs or other substances with nutritive value, of a kind used in the preparation of human foodstuffs (generally, heading 2106);(
    • c) products of heading 2404;(
    • d) slag, ash and residues (including sludges, other than sewage sludg
    • e) , containing metals, arsenic or their mixtures and meeting the requirements of note 3(a) or 3(b) to Chapter 26 (heading 2620);(e)medicaments (heading 3003 or 3004); or(
    • f) spent catalysts of a kind used for the extraction of base metals or for the manufacture of chemical compounds of base metals (heading 2620), spent catalysts of a kind used principally for the recovery of precious metal (heading 7112) or catalysts consisting of metals or metal alloys in the form of, for example, finely divided powder or woven gauze (Section XIV or XV).
    EUR-Lex 02025R1926-20260101
  • CHAPTER_NOTE_38_2 Chapter note

    (

    • A) For the purpose of heading 3822, the expression certified reference materials means reference materials which are accompanied by a certificate which indicates the values of the certified properties, the methods used to determine these values and the degree of certainty associated with each value and which are suitable for analytical, calibrating or referencing purposes.(
    • B) With the exception of the products of Chapter 28 or 29, for the classification of certified reference materials, heading 3822 shall take precedence over any other heading in the nomenclature.
    EUR-Lex 02025R1926-20260101
  • CHAPTER_NOTE_38_3 Chapter note

    Heading 3824 includes the following goods which are not to be classified in any other heading of the nomenclature:(

    • a) cultured crystals (other than optical elements) weighing not less than 2,5 g each, of magnesium oxide or of the halides of the alkali or alkaline-earth metals;(
    • b) fusel oil; Dippel's oil;(
    • c) ink removers put up in packings for retail sale;(
    • d) stencil correctors, other correcting fluids and correction tapes (other than those of heading 9612), put up in packings for retail sale; and(
    • e) ceramic firing testers, fusible (for example, Seger cones).
    EUR-Lex 02025R1926-20260101

EUDR status

CN not in Annex I

Out of scope of EUDR
This CN code is not in any of the seven EUDR commodity scopes (Annex I of Regulation (EU) 2023/1115). No Due Diligence Statement is required.

Duties and restrictions

Tullverket 2026-05-01

Third-country duty
Duty rate unknown — verify in Tulltaxan

The duty rate could not be determined automatically. Look up in Tulltaxan ↗

Tariff preferences
Tullverket
  • EU–Canada agreement: re-imported goods 1006 0.0 %
    Tariff preference
    FN CD727
  • area 1007 1007 0.0 %
    Tariff preference
    FN CD500
  • area 2000 2000 0.0 %
    Tariff preference
    FN TM904
Anti-dumping
TARIC
No anti-dumping in force
Other restrictions
TARIC
No other restrictions registered
VAT
Skatteverket
25 % standard import VAT into Sweden
You will not pay this at the border if your business is VAT-registered in Sweden. You self-assess and deduct import VAT in your VAT return to Skatteverket — typically boxes 50, 60 and 48. The rule applies from 2015-01-01.

Taxable amount = customs value + duty + other taxes and charges levied at import. Private individuals and non-VAT-registered businesses pay import VAT to Tullverket at clearance. VAT on imports (Skatteverket) ›

25 % import VAT collected at the border (if the business is not VAT-registered).

Source: Tullverket Tulltaxan, 120 measures in force.

What do I do now?

No EUDR obligations

No EUDR obligations — here is how to declare

You may still want a Binding Tariff Information (BTI) for the customs declaration.

  1. Customs declaration

    Declare yourself in Tullverket’s e-service or through a broker/forwarder. Enter CN code 3811 and the duty rate above.

    Importing goods (Tullverket) ›
ALWAYS AVAILABLE
Need a legally binding ruling?
Apply for a BTI (Binding Tariff Information) at your national customs authority (Tullverket in Sweden). Processing ~120 days, valid 3 years.
Apply at Tullverket ›

Sources