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Code 2933 49 · Heading 2933

Quinoline or isoquinoline compounds with no other fused rings

This category covers compounds whose structure contains a quinoline or isoquinoline ring, including hydrogenated forms, and whose structure has no other fused rings. It does not cover levorphanol or its salts, or inorganic or organic mercury components.

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See the official tariff text

Official tariff text

Heterocyclic compounds with nitrogen hetero-atom[s] only, containing in the structure a quinoline or isoquinoline ring-system, whether or not hydrogenated, but not further fused (excl. levorphanol "INN" and its salts, and inorganic or organic compounds of mercury)

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Classification decides the rate here: from 0.0% to 6.5%.

Export to Norway

What Norwegian customs charges when goods like these are imported into Norway.

  • 29.33.4900

    Other

    Ordinary duty
    Duty free
    Goods of EU origin
    Duty free You need documentation of EU origin to use this rate.

Norwegian tariff data version 1.5/1.2, last checked Aug. 3, 2026.

Contains data from Norwegian Customs (data.toll.no), licensed under CC BY 4.0, adapted for display.

Export to the United Kingdom

What UK customs charges when goods like these are imported into the UK.

  • 2933 49 10 20

    3-Hydroxy-2-methylquinoline-4-carboxylic acid (CAS RN 117-57-7)

    Ordinary duty
    4.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2933 49 10 40

    4,7-Dichloroquinoline (CAS RN 86-98-6)

    Ordinary duty
    4.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2933 49 10 70

    Quinmerac (ISO) (CAS RN 90717-03-6) with a purity by weight of 98 % or more

    Ordinary duty
    4.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2933 49 10 90

    Other

    Ordinary duty
    Depends on the product details
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2933 49 30 00

    Dextromethorphan (INN) and its salts

    Ordinary duty
    Duty free
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2933 49 90 25

    Cloquintocet-mexyl (ISO) (CAS RN 99607-70-2)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2933 49 90 30

    Quinoline (CAS RN 91-22-5)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2933 49 90 55

    2-(tert-butoxycarbonyl)-5,7-dichloro-1,2,3,4-tetrahydroisoquinoline-6-carboxylic acid (CAS RN 851784-82-2) with a purity by weight of 98 % or more

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
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  • 2933 49 90 70

    Quinolin-8-ol (CAS RN 148-24-3)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2933 49 90 75

    2-Methyl-4-(1-methyl-1H-1,2,4-triazol-5-yl)quinolin-8-ol (CAS RN 1174132-59-2) with a purity by weight of 98 % or more

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2933 49 90 85

    (2R,4S)-2-Ethyl-6-(trifluoromethyl)-1,2,3,4-tetrahydroquinolin-4-amine methanesulfonate (CAS RN 952582-02-4) with a purity by weight of 95 % or more

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2933 49 90 90

    Other

    Ordinary duty
    Depends on the product details
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.

These rates apply in Great Britain. Different rules may apply for goods entering Northern Ireland.

UK tariff data version v4.0.1576, last checked Aug. 3, 2026.

Contains public sector information licensed under the Open Government Licence v3.0.

Source: UK Department for Business and Trade (data.api.trade.gov.uk).

Check the neighbouring codes

The codes just before and after this one, in case a nearby group fits better.

See all 27 codes at this level
Previous code 2933 41

Levorphanol "INN" and its salts

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Heterocyclic compounds with nitrogen hetero-atom[s] only, containing …

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Malonylurea "barbituric acid" and its salts

Duty rates shown here are estimates, read from official EU / Danish, Norwegian and UK tariff data for orientation only. Confirm the current rate with SKAT, TARIC, Norwegian Customs or the UK Online Trade Tariff before you file. The rate you pay can also depend on the country of origin. These are base customs duties only: import VAT, excise duties, anti-dumping duties and safeguard or quota measures are not included.