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Code 2937 21 · Heading 2937

Cortisone, hydrocortisone, prednisone or prednisolone hormones

This code covers cortisone, hydrocortisone, prednisone (also called dehydrocortisone) and prednisolone (also called dehydrohydrocortisone), as hormones. The product must be one of these named substances.

See the official tariff text

Official tariff text

Cortisone, hydrocortisone, prednisone "dehydrocortisone" and prednisolone "dehydrohydrocortisone"

How we got to this code

  1. VI
  2. 29
  3. 2937
  4. 2937 21
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Pick the 8-digit code

Import duty on the codes below: 0.0%

Only one code below

2937 21 00

Cortisone, hydrocortisone, prednisone "dehydrocortisone" and prednisolone "dehydrohydrocortisone"

Duty free

This subheading has one 8-digit code, so that is the code to use.

Open 2937 21 00 Save

Compare the sibling codes

See all 9 codes at this level

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 lines1 Norwegian line

29.37.2100 Cortisone, hydro­cortisone, pred­nisone (de­hydro­cortisone) and predni­solone

Norwegian tariff data checked Sept. 13, 2026.

Great Britain

Duty free

  • Their lines1 British line

2937 21 00 00 Cortisone, hydrocortisone, prednisone (dehydrocortisone) and prednisolone

Northern Ireland follows other rules.

UK tariff data checked Sept. 13, 2026.

United States

0.0%

Estimated from published US measures

  • Their lines4 US lines
  • Entry dateSept. 17, 2026

2937.21.00.10 Hormones, prostaglandins, thromboxanes and leukotrienes, natural or reproduced

The US importer of record files the entry.

US tariff data checked Sept. 16, 2026.

See the 1 Norwegian line

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.

  • 29.37.2100

    Cortisone, hydro­cortisone, pred­nisone (de­hydro­cortisone) and predni­solone (de­hydro­hydro­cortisone)

    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 1 British line

Selling to Great Britain

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

  • 2937 21 00 00

    Cortisone, hydrocortisone, prednisone (dehydrocortisone) and prednisolone (dehydrohydrocortisone)

    Ordinary duty
    Duty free

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 4 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.

  • 2937.21.00.10

    Hormones, prostaglandins, thromboxanes and leukotrienes, natural or reproduced by synthesis; derivatives and structural analogues thereof, including chain modified polypeptides, used primarily as hormones, Steroidal hormones, their derivatives and structural analogues, Cortisone, hydrocortisone, prednisone (dehydrocortisone), and prednisolone (dehydrohydrocortisone), Cortisone

    General rate
    Free
    From the EU
    0.0% Estimated from published US measures US headings applied: 9903.05.86 U.S. note 52(b) to subchapter III of chapter 99, 91 FR 47318: as provided in heading 9903.05.86, the duties imposed by headings 9903.05.20 through 9903.05.84 shall not apply to articles classifiable in the listed provisions

  • 2937.21.00.20

    Hormones, prostaglandins, thromboxanes and leukotrienes, natural or reproduced by synthesis; derivatives and structural analogues thereof, including chain modified polypeptides, used primarily as hormones, Steroidal hormones, their derivatives and structural analogues, Cortisone, hydrocortisone, prednisone (dehydrocortisone), and prednisolone (dehydrohydrocortisone), Hydrocortisone

    General rate
    Free
    From the EU
    0.0% Estimated from published US measures US headings applied: 9903.05.86 U.S. note 52(b) to subchapter III of chapter 99, 91 FR 47318: as provided in heading 9903.05.86, the duties imposed by headings 9903.05.20 through 9903.05.84 shall not apply to articles classifiable in the listed provisions

  • 2937.21.00.30

    Hormones, prostaglandins, thromboxanes and leukotrienes, natural or reproduced by synthesis; derivatives and structural analogues thereof, including chain modified polypeptides, used primarily as hormones, Steroidal hormones, their derivatives and structural analogues, Cortisone, hydrocortisone, prednisone (dehydrocortisone), and prednisolone (dehydrohydrocortisone), Prednisone

    General rate
    Free
    From the EU
    0.0% Estimated from published US measures US headings applied: 9903.05.86 U.S. note 52(b) to subchapter III of chapter 99, 91 FR 47318: as provided in heading 9903.05.86, the duties imposed by headings 9903.05.20 through 9903.05.84 shall not apply to articles classifiable in the listed provisions

  • 2937.21.00.40

    Hormones, prostaglandins, thromboxanes and leukotrienes, natural or reproduced by synthesis; derivatives and structural analogues thereof, including chain modified polypeptides, used primarily as hormones, Steroidal hormones, their derivatives and structural analogues, Cortisone, hydrocortisone, prednisone (dehydrocortisone), and prednisolone (dehydrohydrocortisone), Prednisolone

    General rate
    Free
    From the EU
    0.0% Estimated from published US measures US headings applied: 9903.05.86 U.S. note 52(b) to subchapter III of chapter 99, 91 FR 47318: as provided in heading 9903.05.86, the duties imposed by headings 9903.05.20 through 9903.05.84 shall not apply to articles classifiable in the listed provisions

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.