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Code 2932 99 · Heading 2932

Other oxygen-only heterocyclic compounds, excluding the specifically listed products and mercury components

This code covers heterocyclic compounds whose only heteroatom or heteroatoms are oxygen. It excludes compounds with a non-fused furan ring, including hydrogenated ones, as well as lactones, isosafrole, 1-(1,3-benzodioxol-5-yl)propan-2-one, piperonal, safrole, tetrahydrocannabinols of all isomers, carbofuran, and inorganic or organic mercury components.

See the official tariff text

Official tariff text

Heterocyclic compounds with oxygen hetero-atom[s] only (excl. compounds containing unfused furan ring, whether or not hydrogenated, in the structure, and lactones, isosafrole, 1-[1,3-benzodioxol-5-yl]propan-2-one, piperonal, safrole, tetrahydrocannabinols "all isomers", carbofuran, and inorganic or organic compounds of mercury)

How we got to this code

  1. VI
  2. 29
  3. 2932
  4. 2932 99
Show the steps

Pick the 8-digit code

Import duty on the codes below: 6.5%

Only one code below

2932 99 00

Heterocyclic compounds with oxygen hetero-atom[s] only (excl. compounds containing unfused furan ring, whether or not hydrogenated, in the structure, and lactones, isosafrole, 1-[1,3-benzodioxol-5-yl]propan-2-one, piperonal, safrole, tetrahydrocannabinols "all isomers", carbofuran, and inorganic or organic compounds of mercury)

6.5%

This subheading has one 8-digit code, so that is the code to use.

Open 2932 99 00 Save

Compare the sibling codes

See all 13 codes at this level

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

Selling to Norway, Great Britain and the United States

What they charge on arrival.

Norway, Great Britain and the United States use their own tariff lines under the 6-digit HS code. The rates below are what their customs charge on goods arriving from the EU. Match the goods against each country's own wording before you rely on a rate.

Norway

Duty free

  • Their lines1 Norwegian line

29.32.9900 Other

Norwegian tariff data checked Sept. 13, 2026.

Great Britain

The rate depends on the line.

  • Their lines24 British lines
  • EU originDuty free

2932 99 00 03 3,4-Dihydro-2-methoxy-2H-pyran (CAS RN 4454-05-1) with a purity by weight of 99 % or more

Northern Ireland follows other rules.

UK tariff data checked Sept. 13, 2026.

United States

10.0%

Estimated from published US measures

  • Their lines12 US lines
  • Entry dateSept. 17, 2026

2932.99.04.00 Heterocyclic compounds with oxygen hetero-atom(s) only, Other, Aromatic, Pesticides

The US importer of record files the entry.

US tariff data checked Sept. 16, 2026.

See the 1 Norwegian line

Selling to Norway

Norway splits the 6-digit category its own way, so these are Norway's own lines under it, not this EU code. Check your product against their wording; what Norwegian customs charges is shown per line.

  • 29.32.9900

    Other

    Ordinary duty
    Duty free

Norwegian tariff data version 1.5/1.2, last checked Sept. 13, 2026.

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

See the 24 British lines

Selling to Great Britain

What UK customs charges when goods like these arrive in Great Britain.

  • 2932 99 00 03

    3,4-Dihydro-2-methoxy-2H-pyran (CAS RN 4454-05-1) with a purity by weight of 99 % or more

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

  • 2932 99 00 07

    3-(1,3-benzodioxol-5-yl)-2-methyloxirane-2-carboxylic acid (PMK glycidic acid) CAS No. 2167189-50-4

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

  • 2932 99 00 13

    (4-Chloro-3-(4-ethoxybenzyl)phenyl)((3aS,5R,6S,6aS)-6-hydroxy 2,2-dimethyltetrahydrofuro[2,3-d][1 ,3]dioxol-5-yl)methanone (CAS RN 1103738-30-2)

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

  • 2932 99 00 15

    1,3,4,6,7,8-Hexahydro-4,6,6,7,8,8-hexamethylindeno[5,6-c]pyran (CAS RN 1222-05-5)

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

  • 2932 99 00 18

    4-(4-Bromo-3-((tetrahydro-2H-pyran-2-yloxy)methyl)phenoxy)benzonitrile (CAS RN 943311-78-2)

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

  • 2932 99 00 23

    2-ethyl-3-hydroxy-4-pyrone (CAS RN 4940-11-8)

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

  • 2932 99 00 25

    1-(2,2-Difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarboxylic acid (CAS RN 862574-88-7)

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

  • 2932 99 00 27

    (2-Butyl-3-benzofuranyl)(4-hydroxy-3,5-diiodophenyl)methanone (CAS RN 1951-26-4) with a purity by weight of 99% or more

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
Show all 24 lines

  • 2932 99 00 28

    1,4,7,10,13-Pentaoxacyclopentadecane (CAS RN 33100-27-5) with a purity by weight of 90 % or more, the remainder mainly consisting of lineair precursors

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

  • 2932 99 00 33

    3-hydroxy-2-methyl-4-pyrone (CAS RN 118-71-8)

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

  • 2932 99 00 38

    1-Benzofuran-6-carboxylic acid (CAS RN 77095-51-3) 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.

  • 2932 99 00 43

    Ethofumesate (ISO) (CAS RN 26225-79-6) with a purity by weight of 97 % or more

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

  • 2932 99 00 45

    2-Butylbenzofuran (CAS RN 4265-27-4)

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

  • 2932 99 00 48

    (20R,25R)-spirost-5-en-3β-ol (CAS RN 512-04-9) 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.

  • 2932 99 00 50

    7-Methyl-3,4-dihydro-2H-1,5-benzodioxepin-3-one (CAS RN 28940-11-6)

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

  • 2932 99 00 51

    3-(3,4-Methylenedioxyphenyl)-2-methylpropanal (CAS RN 1205-17-0) 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.

  • 2932 99 00 57

    5-sec-butyl-2-(2,4-dimethylcyclohex-3-en-1- yl)-5-methyl-1,3-dioxane

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

  • 2932 99 00 61

    Isopropylidene (2-(3,4-methylenedioxyphenyl)acetyl)malonate

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

  • 2932 99 00 63

    5-sec-butyl-2- (4,6-dimethylcyclohex-3-en-1-yl)-5-methyl- 1,3-dioxane

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

  • 2932 99 00 65

    4,4-Dimethyl-3,5,8-trioxabicyclo[5,1,0]octane (CAS RN 57280-22-5)

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

  • 2932 99 00 83

    6,11-Dihydrodibenz[b,e]oxepin-11-one (CAS RN 4504-87-4) 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.

  • 2932 99 00 85

    1,3:2,4-bis-O-(3,4-dimethylbenzylidene)-D-glucitol (CAS RN 135861-56-2)

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

  • 2932 99 00 87

    Methyl 3-oxo-2-(3,4-methylenedioxyphenyl)butanoate (MAMDPA) CAS No. 1369021-80-6

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

  • 2932 99 00 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 v4.0.1599, last checked Sept. 13, 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).

See the 12 US lines

Selling to the United States

What US customs charges when goods like these arrive from the EU. The US importer of record files the entry and pays the duty.

  • 2932.99.04.00

    Heterocyclic compounds with oxygen hetero-atom(s) only, Other, Aromatic, Pesticides, 2,2-Dimethyl-1,3-benzodioxol-4-yl methylcarbamate (Bendiocarb)

    General rate
    Free
    From the EU
    10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99

  • 2932.99.08.00

    Heterocyclic compounds with oxygen hetero-atom(s) only, Other, Aromatic, Pesticides, 2-Ethoxy-2,3-dihydro-3,3-dimethyl-5- benzofuranylmethanesulfonate

    General rate
    6.5%
    From the EU
    10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99

  • 2932.99.21.00

    Heterocyclic compounds with oxygen hetero-atom(s) only, Other, Aromatic, Pesticides, Other

    General rate
    6.5%
    From the EU
    10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99

  • 2932.99.32.00

    Heterocyclic compounds with oxygen hetero-atom(s) only, Other, Aromatic, Benzofuran (Coumarone); and Dibenzofuran (Diphenylene oxide)

    General rate
    Free
    From the EU
    10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99

  • 2932.99.35.00

    Heterocyclic compounds with oxygen hetero-atom(s) only, Other, Aromatic, 2-Hydroxy-3-dibenzofurancarboxylic acid

    General rate
    6.5%
    From the EU
    10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99

  • 2932.99.39.00

    Heterocyclic compounds with oxygen hetero-atom(s) only, Other, Aromatic, Benzoin tetrahydropyranyl ester; and Xanthen-9-one

    General rate
    5.8%
    From the EU
    10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99

  • 2932.99.55.00

    Heterocyclic compounds with oxygen hetero-atom(s) only, Other, Aromatic, Bis-O-[(4-methylphenyl)methylene]-D- glucitol (Dimethyl benzylidene sorbitol); and Rhodamine 2C base

    General rate
    Free
    From the EU
    10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99

  • 2932.99.61.10

    Heterocyclic compounds with oxygen hetero-atom(s) only, Other, Aromatic, Other, Products described in additional U.S. note 3 to section VI, 3-(1,3-benzodioxol-5-yl)-2-methyloxirane-2- carboxylic acid (3,4-MDP-2-P-methyl glycidic acid), its salts and esters

    General rate
    6.5%
    From the EU
    10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99
Show all 12 lines

  • 2932.99.61.50

    Heterocyclic compounds with oxygen hetero-atom(s) only, Other, Aromatic, Other, Products described in additional U.S. note 3 to section VI, Other

    General rate
    6.5%
    From the EU
    10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99

  • 2932.99.70.00

    Heterocyclic compounds with oxygen hetero-atom(s) only, Other, Aromatic, Other

    General rate
    6.5%
    From the EU
    10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99

  • 2932.99.90.10

    Heterocyclic compounds with oxygen hetero-atom(s) only, Other, Glucosamine and its salts and esters

    General rate
    3.7%
    From the EU
    10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99

  • 2932.99.90.90

    Heterocyclic compounds with oxygen hetero-atom(s) only, Other

    General rate
    3.7%
    From the EU
    10.0% Estimated from published US measures US headings applied: 9903.05.39 Section 301 forced-labour action, 91 FR 47318 (memorandum 91 FR 47717), U.S. note 52 to subchapter III of chapter 99

Worked out for an entry on Sept. 17, 2026.

US tariff schedule 2026HTSRev19, last checked Sept. 16, 2026.

Last change we recorded: Revision 19 (2026), Sept. 16, 2026.

Anti-dumping and countervailing duties, US import taxes and customs fees are not included.

The descriptions above are the US tariff texts, which the United States publishes in English only.

Source: the US International Trade Commission's Harmonized Tariff Schedule (hts.usitc.gov), public domain, and the measures published in the Federal Register.

This is a planning estimate from the US Harmonized Tariff Schedule (revision shown) and the published Federal Register measures as of the date shown, for a shipment of EU origin. It is not a customs entry, legal advice or a broker's opinion, and tariffs.help is not a US-licensed customs broker. The US importer of record or their broker confirms the classification, origin, value and the duty due before filing.

Duty rates shown here are estimates, read from official EU / Danish, Norwegian and UK tariff data for orientation only. Confirm the current rate with Toldstyrelsen, 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.