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Code 2921 19 · Heading 2921

Acyclic monoamines and their derivatives, and salts, except methylamine, dimethylamine and trimethylamine and their salts

This covers acyclic monoamines, their derivatives and salts, except methylamine, dimethylamine and trimethylamine and their salts. It includes the specifically listed 1,1,3,3-tetramethylbutylamine and diethylamine categories, as well as the remaining products described by the children.

For example

  • 1,1,3,3-Tetramethylbutylamine
  • Diethylamine
  • A salt of diethylamine
See the official tariff text

Official tariff text

Acyclic monoamines and their derivatives; salts thereof (excl. methylamine, dimethylamine, trimethylamine, and their salts)

How we got to this code

  1. VI
  2. 29
  3. 2921
  4. 2921 19
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Pick the 8-digit code

Pick the description that best matches your product.

Import duty on the codes below: 0.0%

3 codes below this one

Compare the sibling codes

See all 18 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 lines3 Norwegian lines

29.21.1901 Bis(2-chloroethyl)ethylamine, Chloromethine (INN)

Norwegian tariff data checked Sept. 13, 2026.

Great Britain

The rate depends on the line.

  • Their lines10 British lines

2921 19 40 00 1,1,3,3-Tetramethylbutylamine

Northern Ireland follows other rules.

UK tariff data checked Sept. 13, 2026.

United States

10.0%

Estimated from published US measures

  • Their lines7 US lines
  • Entry dateSept. 17, 2026

2921.19.11.00 Amine-function compounds, Acyclic monoamines and their derivatives; salts thereof

The US importer of record files the entry.

US tariff data checked Sept. 16, 2026.

See the 3 Norwegian lines

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.

  • 29.21.1901

    Bis(2-chloroethyl)ethylamine, Chloromethine (INN) (bis(2-chloro­ethyl)methylamine, Tri­chlor­methine (INN) (tris(2-chloro­ethyl)amine) and N,N-Dialkyl (methyl, ethyl, n-propyl or isopropyl) -2-chloro­ethylamines and their protonated salts

    Ordinary duty
    Duty free

  • 29.21.1902

    Ethylamine

    Ordinary duty
    Duty free

  • 29.21.1909

    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 10 British lines

Selling to Great Britain

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

  • 2921 19 40 00

    1,1,3,3-Tetramethylbutylamine

    Ordinary duty
    Duty free

  • 2921 19 50 00

    Diethylamine and its salts

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

  • 2921 19 99 20

    Ethyl(2-methylallyl)amine (CAS RN 18328-90-0)

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

  • 2921 19 99 30

    Allylamine (CAS RN 107-11-9)

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

  • 2921 19 99 35

    N-Ethyl-N-isopropylpropan-2-amine 2-(difluoromethoxy)acetate 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.

  • 2921 19 99 45

    2-Chloro-N-(2-chloroethyl)ethanamine hydrochloride (CAS RN 821-48-7)

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

  • 2921 19 99 55

    2,2,2-Trifluoroethylamine hydrochloride (CAS RN 373-88-6) 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.

  • 2921 19 99 75

    Octadecylamine (CAS RN 124-30-1)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
Show all 10 lines

  • 2921 19 99 80

    Taurine (CAS RN 107-35-7), with 0,5 % addition of anti-caking agent silicon dioxide (CAS RN 112926-00-8)

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

  • 2921 19 99 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 7 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.

  • 2921.19.11.00

    Amine-function compounds, Acyclic monoamines and their derivatives; salts thereof, Other, Mono-, di- and triethylamines;mono-, di-, and tri-(propyl- and butyl-)monoamines; salts of any of the foregoing

    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

  • 2921.19.31.00

    Amine-function compounds, Acyclic monoamines and their derivatives; salts thereof, Other, 3-Amino-3-methyl-1-butyne; (Dimethylamino)isopropyl chloride hydrochloride

    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

  • 2921.19.61.10

    Amine-function compounds, Acyclic monoamines and their derivatives; salts thereof, Other, N,N-Dialkyl (methyl, ethyl or n-propyl)-2-chloroethylamines and their protonated salts

    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

  • 2921.19.61.20

    Amine-function compounds, Acyclic monoamines and their derivatives; salts thereof, Other, Bis(2-chloroethyl)ethylamine)

    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

  • 2921.19.61.30

    Amine-function compounds, Acyclic monoamines and their derivatives; salts thereof, Other, Chlormethine (INN) (bis(2-chloroethyl)methylamine)

    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

  • 2921.19.61.40

    Amine-function compounds, Acyclic monoamines and their derivatives; salts thereof, Other, Trichlormethine (INN) (tris(2-chloroethyl)amine)

    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

  • 2921.19.61.95

    Amine-function compounds, Acyclic monoamines and their derivatives; salts thereof, 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

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.