Code 3903 20 · Heading 3903

Unprocessed styrene-acrylonitrile (SAN) copolymers

This code covers styrene-acrylonitrile (SAN) copolymers in unprocessed form.

For example

Unprocessed styrene-acrylonitrile (SAN) copolymer

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See the official tariff text

Official tariff text

Styrene-acrylonitrile copolymers "SAN", in primary forms

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?
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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 3903 Polymers of styrene, in primary forms 3 of 26 headings under chapter 39
Is it expandable polystyrene, other polystyrene, a SAN copolymer, an ABS copolymer, or another styrene polymer?
✓
Step 4 · Subheading 3903 20 Styrene-acrylonitrile copolymers "SAN", in primary … 3 of 5 subheadings under heading 3903
Is it a styrene-acrylonitrile (SAN) copolymer in unprocessed form?

Full 8-digit codes

Pick the description that best matches your product.

1 code below this one

3903 20 00 Styrene-acrylonitrile copolymers "SAN", in primary forms 6.5% Save

Compare the sibling codes

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

3903 11 Expansible polystyrene, in primary forms 6.5%
3903 19 Polystyrene, in primary forms (excl. expansible) 6.5%
3903 20 Styrene-acrylonitrile copolymers "SAN", in primary forms you are here 6.5%
3903 30 Acrylonitrile-butadiene-styrene copolymers "ABS", in primary forms 6.5%
3903 90 Polymers of styrene, in primary forms (excl. polystyrene, styrene-acrylonitrile copolymers "SAN" and acrylonitrile-butadiene-styrene "ABS") 0.0–6.5%

Export to Norway

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

39.03.2000

Styrene-acrylonitrile(SAN) copolymers

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.

3903 20 00 00

Styrene-acrylonitrile (SAN) copolymers

Ordinary duty

6.0%

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).

Check the neighbouring codes

The codes just before and after this one, in case a nearby group fits better.

See all 5 codes at this level

Previous code 3903 19

Polystyrene, in primary forms (excl. expansible)

you are here 3903 20

Styrene-acrylonitrile copolymers "SAN", in primary forms

Next code 3903 30

Acrylonitrile-butadiene-styrene copolymers "ABS", in primary forms

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.