Code 2941 10 · Heading 2941

Penicillins and derivatives with a penicillanic acid structure, including their salts

This code covers penicillins, derivatives with a penicillanic acid structure, and salts of these products. The product must belong to the penicillin group and have the stated penicillanic acid structure, or be a salt of such a product.

For example

Penicillin
A penicillin derivative with a penicillanic acid structure
A salt of penicillin

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See the official tariff text

Official tariff text

Penicillins and their derivatives with a penicillanic acid structure; salts thereof

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 2941 Antibiotics 41 of 42 headings under chapter 29
Is it penicillin or a penicillin derivative with a penicillanic-acid structure, streptomycin or a derivative, tetracycline or a derivative, chloramphenicol or a derivative, erythromycin or a derivative, or another antibiotic?
✓
Step 4 · Subheading 2941 10 Penicillins and their derivatives with a penicillan… 1 of 6 subheadings under heading 2941
Is it a penicillin or a derivative with a penicillanic acid structure, or a salt of one of these products?

Full 8-digit codes

Pick the description that best matches your product.

1 code below this one

2941 10 00 Penicillins and their derivatives with a penicillanic acid structure; salts thereof Duty free Save

Compare the sibling codes

2941 10 Penicillins and their derivatives with a penicillanic acid structure; salts thereof you are here 0.0%
2941 20 Streptomycins and their derivatives; salts thereof 0.0–5.3%
2941 30 Tetracyclines and their derivatives; salts thereof 0.0%
2941 40 Chloramphenicol and its derivatives; salts thereof 0.0%
2941 50 Erythromycin and its derivatives; salts thereof 0.0%
2941 90 Antibiotics (excl. penicillins and their derivatives with a penicillanic acid structure, salts thereof, streptomycins, tetracyclines, chloramphenicol and erythromycin, their derivatives and salts thereof) 0.0%

Export to Norway

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

29.41.1000

Pencillins and their derivatives with a penicillanic acid structure; salts thereof

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.

2941 10 00 00

Penicillins and their derivatives with a penicillanic acid structure; salts thereof

Ordinary duty

Duty free

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 6 codes at this level

you are here 2941 10

Penicillins and their derivatives with a penicillanic acid structure;…

Next code 2941 20

Streptomycins and their derivatives; salts thereof

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.