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Code 3907 29 99 · Subheading 3907 29

Final code reached

Unworked polyethers, excluding polyether alcohols, polyacetals, the specified 1-chloro-2,3-epoxypropane/ethylene oxide copolymer, bis(polyoxyethylene) methylphosphonate and products covered by heading 3002

This is a complete 8-digit customs code. There is no further code choice to make below it.

This code covers polyethers in unworked form. It does not cover polyether alcohols, polyacetals or the specified 1-chloro-2,3-epoxypropane/ethylene oxide copolymer, and the parent category also excludes bis(polyoxyethylene) methylphosphonate and products covered by heading 3002.

For example

  • Unworked polyether resin that is not a polyether alcohol, polyacetal or the specified 1-chloro-2,3-epoxypropane/ethylene oxide copolymer
  • Unworked polyether material that is not bis(polyoxyethylene) methylphosphonate and is not a product covered by heading 3002
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See the official tariff text

Official tariff text

Polyethers in primary forms (excl. polyether alcohols, polyacetals and copolymer of 1-chloro-2,3-epoxypropane with ethylene oxide)

Classification complete

3907 29 99

Unworked polyethers, excluding polyether alcohols, polyacetals, the specified 1-chloro-2,3-epoxypropane/ethylene oxide copolymer, bis(polyoxyethylene) methylphosphonate and products covered by heading 3002

The spaces only make the code easier to read. Customs declarations normally use the unspaced form, 39072999.

See how EU customs ruled on similar products

One last check

Compare the sibling codes at this level before you settle on this one.

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

Trade measures to be aware of

Besides the ordinary duty, the EU records these kinds of measure against this code. They are listed as signals only: whether one applies to your goods can depend on where they come from, who produced them, the exact product and the documents you present. No amounts are worked out here.

  • Lower duty for goods from some countries

    Preferential rates exist for goods originating in Andorra; San Marino; Türkiye; Economic Partnership Agreements; CARIFORUM except Haiti; Comoros (excluding Mayotte), Madagascar, Mauritius, Seychelles and dependencies and Zimbabwe; Botswana, Eswatini, Lesotho, Mozambique and Namibia; Western Sahara; 50 more origins. Whether you can use one depends on the origin rules for the goods and on the documentation you can show.

    Check this code in the official EU TARIC database

  • Restrictions and paperwork

    Import restrictions are recorded for goods originating in Ukraine; any country; Belarus; Russian Federation; North Korea (Democratic People’s Republic of Korea).

    Document or certificate conditions are recorded. Customs may ask for:

    • Invoice declaration or origin declaration made out by any exporter on invoice or any other commercial document
    • Goods not originating from or destined to Crimea or Sevastopol (Articles 2 and 2b.1 of Council Regulation (EU) No 692/2014)
    • Movement certificate EUR.1
    • Goods not originating from or not destined for the non-government controlled areas of Ukraine in the oblasts of Donetsk, Kherson, Luhansk and Zaporizhzhia
    • Tonnes of CO₂ equivalent of bulk gases and of gases contained in products or equipment, and parts thereof
    • Goods other than those falling under the applicable provisions of Regulation (EU) 2024/573
    Show all 23 document conditions
    • Net mass of fluorinated greenhouse gases charged in products and equipment
    • Undertaking registered in the F-Gas Portal according to Article 20 of Regulation (EU) 2024/573
    • Goods labelled according to the provisions of Article 12 of Regulation (EU) 2024/573
    • Products and equipment, including parts (excluding military and repair exemption) listed in Annex IV containing F-gases or relies upon F-gases not subject to prohibition as imposed by Article 11.1. (Reg 2024/573).
    • The prohibitions defined in article 1ra paragraph 1 of Council Regulation (EU) No 765/2006 do not apply (see exemptions in article 1ra paragraph 3)
    • Goods entered the territory of the customs union of the EU and presented to customs authorities prior to the entry into force or to applicability date of the present sanction, whichever is latest (see Article 8f of Regulation (EU) No 765/2006)
    • Import authorisation by virtue of article 1ra paragraph 10 of Council Regulation (EU) 765/2006
    • The prohibitions defined in article 1ra paragraph 1 of Council Regulation (EU) No 765/2006 do not apply (see exemptions in article 1ra paragraph 4)
    • The prohibitions defined in article 3i.1 of Council Regulation (EU) No 833/2014 do not apply (see exemptions in article 3i.3aa)
    • Import authorisation by virtue of article 12b.2 of Council Regulation (EU) 833/2014
    • Goods entered the territory of the customs union of the EU and presented to customs authorities prior to the entry into force or to applicability date of the present sanction, whichever is latest (see Article 12e of Regulation (EU) No 833/2014)
    • Import authorisation by virtue of article 3i paragraph 3c of Council Regulation (EU) 833/2014
    • Goods other than those described in the footnotes linked to the measure
    • The prohibitions defined in article 1aa paragraph 1 of Council Regulation (EC) No 765/2006 do not apply (see contractual exemptions in article 1aa paragraph 2b)
    • Goods other than those described in the Common Military List of the European Union
    • The prohibitions defined in article 1aa.1 of Council Regulation (EC) No 765/2006 do not apply (see exemptions in article 1aa.2a)
    • The prohibitions defined in article 4 paragraph 1 of Council Regulation (EU) No 833/2014 do not apply (see exemptions in article 4 paragraph 2)
    Check this code in the official EU TARIC database

EU tariff measure data version 2026-08-03-tullverket.

Export to Norway

What Norwegian customs charges when goods like these are imported into Norway.

  • 39.07.2901

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

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

  • 39.07.2909

    Other

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

Norwegian tariff data version 1.5/1.2, last checked Aug. 3, 2026.

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

Export to the United Kingdom

What UK customs charges when goods like these are imported into the UK.

  • 3907 29 99 20

    2,3-Bis(methylpolyoxyethylene-oxy)-1-[(3-maleimido-1-oxopropyl)amino]propyloxy propane (CAS RN 697278-30-1) with a number|average molecular weight (Mn) of at least 20|kDa whether or not modified with a chemical entity enabling a linkage between the PEG and a protein or a peptide

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

  • 3907 29 99 30

    Homopolymer of 1-chloro-2,3-epoxypropane (epichlorohydrin)

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

  • 3907 29 99 45

    Copolymer of ethylene oxide and propylene oxide, having aminopropyl and methoxy end-groups

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

  • 3907 29 99 50

    Vinyl-silyl terminated perfluoropolyether polymer or an assortment of two components consisting of the same type of vinyl-silyl terminated perfluoropolyether polymer as the main ingredient

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

  • 3907 29 99 55

    Succinimidyl ester of methoxy poly(ethylene glycol)propionic acid, of a number average molecular weight (Mn) of 5|000

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

  • 3907 29 99 60

    Polytetramethylene oxide di-p-aminobenzoate

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

  • 3907 29 99 70

    Poly(oxy-1,4-phenyleneoxy-1,4-phenylenecarbonyl-1,4-phenylene) (CAS RN 29658-26-2) containing by weight not more than 35 % of additives

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

  • 3907 29 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 v4.0.1576, last checked Aug. 3, 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).

Before you use the code

Check the facts that sit outside the code

The code can be right while what you pay still changes, because of where the goods come from, when they arrive, or extra EU measures.

Classify your own product, free Look up the current rates and rules
  1. The product and its form Check that your product really matches this description, including what it is made of and the form it arrives in.
  2. Country of origin Trade agreements, sanctions and extra measures can change the treatment of the very same code.
  3. Current tariff measures Check today's rate, any restrictions or licences, and the quantity customs asks for, with SKAT or TARIC.

Worth comparing

Codes that sit close to this one, for when the material itself could be different.

Browse chapter 39

Similar products elsewhere in the tariff

Often confused with

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