Code 2917 19 · Heading 2917

Other acyclic polycarboxylic acids and their derivatives, excluding the specifically listed products

This covers acyclic polycarboxylic acids and their anhydrides, halides, peroxides, peroxyacids and specified halogen-, sulfo-, nitro- or nitroso derivatives. It excludes oxalic, adipic, azelaic and sebacic acids and their salts and esters, maleic anhydride, and inorganic or organic mercury compounds.

See the official tariff text

Official tariff text

Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. oxalic acid, its salts and esters, adipic acid, its salts and esters, azelaic acid, sebacic acid, their salts and esters, maleic anhydride, and inorganic or organic compounds of mercury)

How we got to this code

VI
29
2917
2917 19

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The path to this code

Every code is reached through these choices, one level at a time.

Step 4 of 4

Step 1 · Section VI Products of the chemical or allied industries
Is it an inorganic or organic chemical; a pharmaceutical product; a fertilizer; a tanning or dye extract, pigment, paint, varnish, filler or printing ink; an essential oil, perfume, cosmetic or toilet product; soap, a surface-active, washing, cleaning, polishing or wax product; a protein, modified starch, glue or enzyme; an explosive, pyrotechnic article, match or other specified combustible material; a photographic or cinematographic product; or another chemical product?
✓
Step 2 · Chapter 29 Organic chemicals 2 of 11 chapters in section VI
What type of organic chemical is it—for example, a hydrocarbon, alcohol, acid, nitrogen compound, sulfur compound, heterocyclic compound, vitamin, hormone, glycoside, plant alkaloid, sugar, antibiotic or another listed organic compound?
✓
Step 3 · Heading 2917 Polycarboxylic acids, their anhydrides, halides, pe… 17 of 42 headings under chapter 29
Which type is it: oxalic acid or its salts or esters; adipic acid or its salts or esters; azelaic or sebacic acid or their salts or esters; maleic anhydride; an acyclic polycarboxylic acid or its listed derivatives; an alicyclic polycarboxylic acid or its listed derivatives; a dioctylorthophthalate; a dinonyl- or didecylorthophthalate; another orthophthalic-acid ester; phthalic anhydride; terephthalic acid or its salts; dimethyl terephthalate; or another aromatic polycarboxylic acid or its listed derivatives?
✓
Step 4 · Subheading 2917 19 Acyclic polycarboxylic acids, their anhydrides, hal… 5 of 13 subheadings under heading 2917
Is it malonic acid or one of its salts or esters; ethan-1,2-dicarboxylic acid or butanedioic acid (succinic acid) with a biobased carbon content of exactly 100% by weight; or another qualifying acyclic polycarboxylic acid or derivative?

Pick the 8-digit code

Pick the description that best matches your product.

Import duty on the codes below: 6.3–6.5%

3 codes below this one

Compare the sibling codes

See all 13 codes at this level

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

2917 11 Oxalic acid, its salts and esters (excl. inorganic or organic compounds of mercury) 6.5%
2917 12 Adipic acid, its salts and esters 6.5%
2917 13 Azelaic acid, sebacic acid, their salts and esters 0.0–6.0%
2917 14 Maleic anhydride 6.5%
2917 19 Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. oxalic acid, its salts and esters, adipic acid, its salts and esters, azelaic acid, sebacic acid, their salts and esters, maleic anhydride, and inorganic or organic compounds of mercury) you are here 6.3–6.5%
2917 20 Cyclanic, cyclenic or cycloterpenic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives 6.0%
2917 32 Dioctyl orthophthalates 6.5%
2917 33 Dinonyl or didecyl orthophthalates 6.5%
2917 34 Esters of orthophthalic acid (excl. dioctyl, dinonyl or didecyl orthophthalates) No rate on file
2917 35 Phthalic anhydride 6.5%
2917 36 Terephthalic acid and its salts 6.5%
2917 37 Dimethyl terephthalate 6.5%
2917 39 Aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their halogenated, sulphonated, nitrated or nitrosated derivatives (excl. esters of orthophthalic acid, phthalic anhydride, terephthalic acid and its salts and dimethyl terephthalate) 0.0–6.5%

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 lines2 Norwegian lines

29.17.1910 Acids, anhydrides and salts

Norwegian tariff data checked Sept. 13, 2026.

Great Britain

The rate depends on the line.

Their lines16 British lines
EU originDuty free

2917 19 10 10 Dimethyl malonate (CAS RN 108-59-8)

Northern Ireland follows other rules.

UK tariff data checked Sept. 13, 2026.

United States

10.0%

Estimated from published US measures

Their lines11 US lines
Entry dateSept. 18, 2026

2917.19.10.00 Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids

The US importer of record files the entry.

US tariff data checked Sept. 16, 2026.

See the 2 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.

29.17.1910

Acids, anhydrides and salts

Ordinary duty

Duty free
29.17.1990

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 16 British lines

Selling to Great Britain

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

2917 19 10 10

Dimethyl malonate (CAS RN 108-59-8)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 19 10 20

Diethyl malonate (CAS RN 105-53-3)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 19 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.
2917 19 20 00

Ethane-1,2-dicarboxylic acid or butanedioic acid (succinic acid) having a bio-based carbon content of 100 % by mass

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 19 80 35

Diethyl methylmalonate (CAS RN 609-08-5)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 19 80 40

Dodecanedioic acid (CAS RN 693-23-2), of a purity by weight of more than 98,5 %

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 19 80 45

Iron fumarate (CAS RN 141-01-5) with a purity by weight of 93 % or more

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 19 80 50

Tetradecanedioic acid (CAS RN 821-38-5)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.

Show all 16 lines

2917 19 80 55

Maleic acid (CAS RN 110-16-7) 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.
2917 19 80 60

Oxalyl dichloride (CAS RN 79-37-8) 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.
2917 19 80 65

20-tert-butoxy-20-oxoicosanoic acid (CAS RN 683239-16-9) 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.
2917 19 80 70

Itaconic acid (CAS RN 97-65-4)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 19 80 75

Ethylene brassylate (CAS RN 105-95-3) 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.
2917 19 80 80

Ethyl chloroglyoxylate (CAS RN 4755-77-5) 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.
2917 19 80 85

Dibutyl itaconate (CAS RN 2155-60-4) with a purity by weight of 96 % or more

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 19 80 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 11 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.

2917.19.10.00

Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives, Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Ferrous fumarate

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
2917.19.15.00

Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives, Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Fumaric acid, Derived in whole or in part from aromatic hydrocarbons

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
2917.19.17.00

Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives, Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Fumaric acid, Other

General rate

4.2%

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
2917.19.20.00

Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives, Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Maleic acid; succinnic acid derived in whole or in part from maleic anhydride or from cyclohexane; glutaric acid derived in whole or in part from cyclopentanone; andanhydrides, halides, peroxides, peroxyacids and other derivatives of adipic acid, of fumaric acid derived in whole or in part from aromatic hydrocarbons, of maleic acid, of succinnic acid derived in whole or in part from maleic anhydride or from cyclohexane or of glutaric acid derived in whole or in part from cyclopentanone, not elsewhere specified or included, Products described in additional U.S. note 3 to section VI

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
2917.19.23.00

Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives, Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Maleic acid; succinnic acid derived in whole or in part from maleic anhydride or from cyclohexane; glutaric acid derived in whole or in part from cyclopentanone; andanhydrides, halides, peroxides, peroxyacids and other derivatives of adipic acid, of fumaric acid derived in whole or in part from aromatic hydrocarbons, of maleic acid, of succinnic acid derived in whole or in part from maleic anhydride or from cyclohexane or of glutaric acid derived in whole or in part from cyclopentanone, not elsewhere specified or included, Other, Maleic 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
2917.19.27.00

Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives, Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Maleic acid; succinnic acid derived in whole or in part from maleic anhydride or from cyclohexane; glutaric acid derived in whole or in part from cyclopentanone; andanhydrides, halides, peroxides, peroxyacids and other derivatives of adipic acid, of fumaric acid derived in whole or in part from aromatic hydrocarbons, of maleic acid, of succinnic acid derived in whole or in part from maleic anhydride or from cyclohexane or of glutaric acid derived in whole or in part from cyclopentanone, not elsewhere specified or included, 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
2917.19.30.00

Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives, Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Ethylene brassylate

General rate

4.8%

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
2917.19.35.00

Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives, Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Malonic acid

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

Show all 11 lines

2917.19.40.00

Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives, Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Derived in whole or in part from aromatic hydrocarbons

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
2917.19.70.20

Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives, Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Plasticizers

General rate

4%

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
2917.19.70.50

Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives, Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other

General rate

4%

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. 18, 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.