Code 2937 12 · Heading 2937

Insulin and its salts, mainly used as hormones

This code covers insulin and salts of insulin when they are mainly used as hormones.

For example

Insulin mainly used as a hormone
A salt of insulin mainly used as a hormone

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Official tariff text

Insulin and its salts, used primarily as hormones

The path to this code

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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 2937 Hormones, prostaglandins, thromboxanes and leukotri… 37 of 42 headings under chapter 29
Is it somatotropin; insulin; another polypeptide, protein or glycoprotein hormone; cortisone, hydrocortisone, prednisone or prednisolone; a halogenated corticosteroid hormone derivative; an oestrogen or progestogen; another steroid hormone; a prostaglandin, thromboxane or leukotriene; or another hormone covered here?
✓
Step 4 · Subheading 2937 12 Insulin and its salts, used primarily as hormones 2 of 9 subheadings under heading 2937
Is the product insulin or a salt of insulin, mainly used as a hormone?

Full 8-digit codes

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2937 12 00 Insulin and its salts, used primarily as hormones Duty free Save

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Export to Norway

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

29.37.1200

Insulin and its salts

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.

2937 12 00 00

Insulin and its salts

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).

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Somatropin, its derivatives and structural analogues, used primarily …

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Insulin and its salts, used primarily as hormones

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Polypeptide hormones, protein hormones and glycoprotein hormones, the…

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.