Code 2917 34 · Heading 2917

Orthophthalic acid esters, excluding dioctyl, dinonyl and didecyl orthophthalates

This code covers esters of orthophthalic acid. It excludes dioctyl, dinonyl and didecyl orthophthalates.

For example

Methyl orthophthalate
Diethyl orthophthalate

See the official tariff text

Official tariff text

Esters of orthophthalic acid (excl. dioctyl, dinonyl or didecyl orthophthalates)

How we got to this code

VI
29
2917
2917 34

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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 34 Esters of orthophthalic acid (excl. dioctyl, dinony… 9 of 13 subheadings under heading 2917
Is it an orthophthalic acid ester other than a dioctyl, dinonyl or didecyl orthophthalate?

Pick the 8-digit code

Import duty on the codes below: No rate on file

Only one code below

2917 34 00

Esters of orthophthalic acid (excl. dioctyl, dinonyl or didecyl orthophthalates)

No rate on file

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

Open 2917 34 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

29.17.3400 Other esters of orthophthalic acid

Norwegian tariff data checked Sept. 13, 2026.

Great Britain

The rate depends on the line.

Their lines14 British lines
EU originDuty free

2917 34 00 10 Diallyl phthalate (CAS RN 131-17-9)

Northern Ireland follows other rules.

UK tariff data checked Sept. 13, 2026.

United States

10.0%

Estimated from published US measures

Their lines2 US lines
Entry dateSept. 17, 2026

2917.34.01.10 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 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.

29.17.3400

Other esters of orthophthalic acid

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 14 British lines

Selling to Great Britain

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

2917 34 00 10

Diallyl phthalate (CAS RN 131-17-9)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 34 00 15

1,2-Benzenedicarboxylic acid, di-C6-8-branched alkyl esters, C7-rich (CAS RN 71888-89-6)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 34 00 20

1,2-Benzenedicarboxylic acid, di-C7-11-branched and linear alkyl esters (CAS RN 68515-42-4)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 34 00 25

1,2-Benzenedicarboxylic acid, dipentyl ester, branched and linear (CAS RN 84777-06-0)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 34 00 30

Benzyl butyl phthalate (BBP) (CAS RN 85-68-7)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 34 00 35

Bis(2-methoxyethyl) phthalate (CAS RN 117-82-8)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 34 00 40

Dibutyl phthalate (DBP) (CAS RN 84-74-2)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 34 00 45

Diisobutyl phthalate (DIBP) (CAS RN 84-69-5)

Ordinary duty

6.0%

Goods of EU origin

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

Show all 14 lines

2917 34 00 50

Diisopentyl phthalate (CAS RN 605-50-5)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 34 00 55

Dipentyl phthalate (CAS RN 131-18-0)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 34 00 60

N-pentyl-isopentylphthalate (CAS RN 776297-69-9)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 34 00 65

1,2-Benzenedicarboxylic acid, dihexyl ester, branched and line (CAS RN 68515-50-4)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 34 00 70

Dihexyl phthalate(CAS RN 84-75-3)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2917 34 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 2 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.

2917.34.01.10

Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives, Aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other esters of orthophthalic acid, Dibutyl orthophthalate

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
2917.34.01.50

Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives, Aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other esters of orthophthalic acid, 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.