Code 3907 99 · Heading 3907

Other saturated polyesters in unworked form, excluding polycarbonates, alkyd resins, PET and polylactic acid

This covers saturated polyesters supplied in unworked form. It does not cover polycarbonates, alkyd resins, poly(ethylene terephthalate) or polylactic acid.

See the official tariff text

Official tariff text

Saturated polyesters in primary forms (excl. polycarbonates, alkyd resins, poly"ethylene terephthalate" and poly"lactic acid")

How we got to this code

VII
39
3907
3907 99

Show the steps

The path to this code

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

Step 4 of 4

Step 1 · Section VII Plastics and articles thereof; rubber and articles …
Is the product made of plastic, or is it made of rubber?
✓
Step 2 · Chapter 39 Plastics and articles thereof 1 of 2 chapters in section VII
What kind of plastic product is it: an unworked polymer or ion exchanger, plastic waste, a monofilament, rod or profile, a pipe or hose, a floor or wall covering, a flat plastic form, a sanitary item, a transport or packaging item, a household or toilet item, building equipment, or another plastic article?
✓
Step 3 · Heading 3907 Polyacetals, other polyethers and epoxide resins, i… 7 of 26 headings under chapter 39
Which named material is it: polyacetal, bis(polyoxyethylene) methylphosphonate, another polyether, epoxy resin, polycarbonate, alkyd resin, poly(ethylene terephthalate), poly(lactic acid), unsaturated polyallyl ester or another unsaturated polyester, or saturated polyester?
✓
Step 4 · Subheading 3907 99 Saturated polyesters in primary forms (excl. polyca… 11 of 11 subheadings under heading 3907
Is it a thermoplastic liquid-crystal copolymer of aromatic polyester, poly(ethylene naphthalene-2,6-dicarboxylate), or another saturated polyester in unworked form?

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 11 codes at this level

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

3907 10 Polyacetals, in primary forms 0.0%
3907 21 Bis(polyoxyethylene) methylphosphonate, in primary forms 6.5%
3907 29 Polyethers, in primary forms (excl. polyacetals, bis(polyoxyethylene) methylphosphonate and goods of 3002) 0.0–6.5%
3907 30 Epoxide resins, in primary forms 6.5%
3907 40 Polycarbonates, in primary forms 6.5%
3907 50 Alkyd resins, in primary forms 6.5%
3907 61 Poly"ethylene terephthalate", in primary forms, having a viscosity number of >= 78 ml/g 6.5%
3907 69 Poly"ethylene terephthalate", in primary forms, having a viscosity number of < 78 ml/g 6.5%
3907 70 Poly"lactic acid", in primary forms 6.5%
3907 91 Unsaturated polyallyl esters and other polyesters, in primary forms (excl. polycarbonates, alkyd resins, poly"ethylene terephthalate" and poly"lactic acid") 6.5%
3907 99 Saturated polyesters in primary forms (excl. polycarbonates, alkyd resins, poly"ethylene terephthalate" and poly"lactic acid") you are here 0.0%

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

39.07.9901 Containing hydrofluorocarbons (HFC), perhalogenated fluorocarbons (PFC) or regulated

Norwegian tariff data checked Sept. 13, 2026.

Great Britain

The rate depends on the line.

Their lines9 British lines

3907 99 05 00 Thermoplastic liquid crystal aromatic polyester copolymers

Northern Ireland follows other rules.

UK tariff data checked Sept. 13, 2026.

United States

10.0%

Estimated from published US measures

Their lines3 US lines
Entry dateSept. 17, 2026

3907.99.20.00 Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd

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.

39.07.9901

Containing hydrofluorocarbons (HFC), perhalogenated fluorocarbons (PFC) or regulated chlorofluorocarbons (CFC)

Ordinary duty

Duty free
39.07.9909

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 9 British lines

Selling to Great Britain

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

3907 99 05 00

Thermoplastic liquid crystal aromatic polyester copolymers

Ordinary duty

Duty free
3907 99 10 00

Poly(ethylene naphthalene-2,6-dicarboxylate)

Ordinary duty

Duty free
3907 99 80 25

Copolymer, containing 72 % by weight or more of terephthalic acid and/or isomers thereof and cyclohexanedimethanol

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3907 99 80 30

Poly(hydroxyalkanoate), predominantly consisting of poly(3-hydroxybutyrate)

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3907 99 80 35

Copolymer in form of a clear, pale yellow liquid, consisting of -|phthalic acid isomers and/or aliphatic dicarboxylic acids, -|aliphatic diols, and -|fatty acid end-caps with: -|a hydroxyl number of 120|mg KOH or more but not more than 350|mg KOH, -|a viscosity at 25|°C of 2000|cPs|or more but not more than 8000|cPs,|and -|an acid value less than 10|mg KOH/g

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3907 99 80 50

Aliphatic-aromatic copolyesters, namely polybutylene adipate-co-terephthalate (PBAT) and polybutylene sebacate-co-terephthalate (PBSeT), synthesised from petrochemical or biological feedstock, in their pure form or contained in compounds containing no less than 50 % of PBAT or PBSeT polymer by weight

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3907 99 80 70

Copolymer of poly(ethylene terephthalate) and cyclohexane dimethanol, containing more than 10 % by weight of cyclohexane dimethanol

Ordinary duty

6.0%

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
3907 99 80 80

Copolymer, consisting of 72 % by weight or more of terephthalic acid and/ or derivatives thereof and cyclohexanedimethanol, completed with linear and/ or cyclic dioles

Ordinary duty

6.0%

Goods of EU origin

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

Show all 9 lines

3907 99 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 3 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.

3907.99.20.00

Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd resins, polyallyl esters and other polyesters, in primary forms, Other polyesters, Other, Thermoplastic liquid crystal aromatic polyester copolymers

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
3907.99.50.10

Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd resins, polyallyl esters and other polyesters, in primary forms, Other polyesters, Other, Polybutylene terephthalate

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
3907.99.50.50

Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd resins, polyallyl esters and other polyesters, in primary forms, Other polyesters, 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.