UK Global Tariff · commodity code · HS 3507.90
3507 90 90 30: Other enzymes: Salicylate 1-monooxygenase (cas rn 9059-28-3) in aqueous solution with - an enzyme concentration of 6.0 u/ml or more, but not more than 7.4 u/ml , - a concentration by weight of sodium azide (cas rn 26628-22-8) of not more than 0.09% and - a ph value of 6.5 or more, but not more than 8.5
Other enzymes
✓ Can be used in a customs declaration Data: UK Global Tariff · checked on 24 October 2026
- 3507 Enzymes; prepared enzymes not elsewhere specified or included
- 3507 90 00 00 Other
- 3507 90 90 00 Other
- 3507 90 90 30 Salicylate 1-monooxygenase (cas rn 9059-28-3) in aqueous solution with - an enzyme concentration of 6.0 u/ml or more, but not more than 7.4 u/ml , - a concentration by weight of sodium azide (cas rn 26628-22-8) of not more than 0.09% and - a ph value of 6.5 or more, but not more than 8.5
What you pay
Importing into UK
Additional duties and import rules
Charges on top of the customs duty, and rules the goods must meet at the border.
Additional duties and charges 1
- Additional dutyAdditional duties 35%
- Applies to goods from
- Belarus, Russia
- Legal act
- 2022 No. 598
- Documents
- 9014
Import requirements 2
- Import controlVeterinary control
- Applies to goods from
- Afghanistan, Albania, Algeria, American Samoa, Andorra, Angola, Anguilla, Antarctica and 232 more
- Legal act
- S.I. 2019/782
- Documents
- C084 Exemption by virtue of Articles 3 and 4 of regulation 2019/2122 (animals intended for scientific purposes, research and diagnostic samples, and samples for product analysis and quality testing).
- N853 Common Health Entry Document for Products (CHED-P) (as set out in Part 2, Section B of Annex II to Commission Implementing Regulation (EU) 2019/1715 (OJ L 261))
- Y058 Exemption by virtue of Article 7 of Commission Delegated Regulation 2019/2122 (Goods which form part of passengers' personal luggage and are intended for personal consumption or use) or Article 10 (small consignments of goods sent to natural persons which are not intended to be placed on the market) of Commission Delegated Regulation 2019/2122
- Y930 The declared goods are not concerned by Commission Implementing Regulation (EU) 2021/632
- Import controlRestriction on entry into free circulation
- Applies to goods from
- Ukraine
- Legal act
- S.I. 2022/395
- Documents
- 9009
- 9010
- 9017
Preferential rates by country
| Agreement or scheme | Countries | Rate |
|---|---|---|
| standard rate (no agreement) | — | Free |
| DCTS Comprehensive | Afghanistan, Angola, Bangladesh, Benin and 38 moreAfghanistan, Angola, Bangladesh, Benin, Bhutan, Burkina Faso, Burundi, Cambodia, Central African Republic, Chad, Comoros, Congo - Kinshasa, Djibouti, Eritrea, Ethiopia, Gambia, Guinea, Guinea-Bissau, Haiti, Kiribati, Laos, Liberia, Malawi, Mali, Mauritania, Myanmar (Burma), Nepal, Niger, Rwanda, São Tomé & Príncipe, Senegal, Sierra Leone, Somalia, South Sudan, Sudan, Tanzania, Timor-Leste, Togo, Tuvalu, Uganda, Yemen, Zambia | Free |
| European Union (including code " EU") | Free | |
| DCTS Enhanced | Algeria, Bolivia, Cape Verde, Congo - Brazzaville and 13 moreAlgeria, Bolivia, Cape Verde, Congo - Brazzaville, Cook Islands, Kyrgyzstan, Micronesia, Mongolia, Nigeria, Niue, Pakistan, Philippines, Sri Lanka, Syria, Tajikistan, Uzbekistan, Vanuatu | Free |
| CARIFORUM | Antigua & Barbuda, Bahamas, Barbados, Belize and 10 moreAntigua & Barbuda, Bahamas, Barbados, Belize, Dominica, Dominican Republic, Grenada, Guyana, Jamaica, St Kitts & Nevis, St Lucia, St Vincent & the Grenadines, Suriname, Trinidad & Tobago | Free |
| OCTs (Overseas Countries and Territories) | Anguilla, Bermuda, British Indian Ocean Territory, British Virgin Islands and 7 moreAnguilla, Bermuda, British Indian Ocean Territory, British Virgin Islands, Cayman Islands, Falkland Islands, Montserrat, Pitcairn Islands, South Georgia & South Sandwich Islands, St Helena, Turks & Caicos Islands | Free |
| Central America | Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, Panama | Free |
| SADC EPA | Botswana, Eswatini, Lesotho, Mozambique, Namibia | Free |
| Eastern and Southern Africa States | Madagascar, Mauritius, Seychelles, Zimbabwe | Free |
| CPTPP | Brunei, Malaysia | Free |
| UK–Andorra agreement | Andorra | Free |
| UK–Albania agreement | Albania | Free |
| UK–Australia agreement | Australia | Free |
| UK–Canada agreement | Canada | Free |
| UK–Switzerland agreement | Switzerland | Free |
| UK–Côte d’Ivoire agreement | Côte d’Ivoire | Free |
| UK–Chile agreement | Chile | Free |
| UK–Cameroon agreement | Cameroon | Free |
| UK–Colombia agreement | Colombia | Free |
| UK–Ceuta & Melilla agreement | Ceuta & Melilla | Free |
| UK–Ecuador agreement | Ecuador | Free |
| UK–Egypt agreement | Egypt | Free |
| UK–Fiji agreement | Fiji | Free |
| UK–Faroe Islands agreement | Faroe Islands | Free |
| UK–Georgia agreement | Georgia | Free |
| UK–Ghana agreement | Ghana | Free |
| DCTS Standard | Indonesia | Free |
| UK–Israel agreement | Israel | Free |
| UK–India agreement | India | Free |
| UK–Iceland agreement | Iceland | Free |
| UK–Jordan agreement | Jordan | Free |
| UK–Japan agreement | Japan | Free |
| UK–Kenya agreement | Kenya | Free |
| UK–South Korea agreement | South Korea | Free |
| UK–Lebanon agreement | Lebanon | Free |
| UK–Liechtenstein agreement | Liechtenstein | Free |
| UK–Morocco agreement | Morocco | Free |
| UK–Moldova agreement | Moldova | Free |
| UK–North Macedonia agreement | North Macedonia | Free |
| UK–Mexico agreement | Mexico | Free |
| UK–Norway agreement | Norway | Free |
| UK–New Zealand agreement | New Zealand | Free |
| UK–Peru agreement | Peru | Free |
| UK–Papua New Guinea agreement | Papua New Guinea | Free |
| UK–Palestinian Territories agreement | Palestinian Territories | Free |
| UK–Serbia agreement | Serbia | Free |
| UK–Solomon Islands agreement | Solomon Islands | Free |
| UK–Singapore agreement | Singapore | Free |
| UK–San Marino agreement | San Marino | Free |
| UK–Tunisia agreement | Tunisia | Free |
| UK–Türkiye agreement | Türkiye | Free |
| UK–Ukraine agreement | Ukraine | Free |
| UK–Vietnam agreement | Vietnam | Free |
| UK–Samoa agreement | Samoa | Free |
| UK–Kosovo agreement | Kosovo | Free |
| UK–South Africa agreement | South Africa | Free |
Footnotes
TN701 According to the Council Regulation (EU) No 692/2014 (OJ L183, p. 9), as retained in UK La…
The prohibition shall not apply in respect of:
(a) the execution until 26 September 2014, of trade contracts concluded before 25 June 2014, or of ancillary contracts necessary for the execution of such contracts, provided that the natural or legal persons, entity or body seeking to perform the contract have notified, at least 10 working days in advance, the activity or transaction to the competent authority of the Member State in which they are established.
(b) goods originating in Crimea or Sevastopol which have been made available to the Ukrainian authorities for examination, for which compliance with the conditions conferring entitlement to preferential origin has been verified and for which a certificate of origin has been issued in accordance with Regulation (EU) No 978/2012 and Regulation (EU) No 374/2014, as retained in UK Law, or in accordance with the EU-Ukraine Association Agreement
UK: imports by month · HS 3507.90
Main suppliers, last 12 months
| Country | Value | Share | Change |
|---|---|---|---|
 Denmark | £40.3m | 27.8% | +12.1% |
 United States | £32.6m | 22.5% | -3.1% |
 Netherlands | £11m | 7.6% | +37.8% |
 Finland | £8.4m | 5.8% | +18.7% |
 Germany | £7.9m | 5.5% | -32.9% |
 Japan | £7.7m | 5.3% | +6.3% |
 France | £6.5m | 4.5% | -7.5% |
 South Africa | £5.4m | 3.8% | +44.9% |
Same subheading in other tariffs
3507.90 Enzymes; prepared enzymes not elsewhere specified: other
EU Free – 6.3% Third-country duty 2 tariff lines · average 3.2% 
Türkiye Free – 6.3% Third-country duty 5 tariff lines · average 5% USA Free General (MFN) 2 tariff lines 
Canada Free Third-country duty 1 tariff line 
Mexico Free – 5% Third-country duty 8 tariff lines · average 2.5% 
Brazil Free – 12.6% Third-country duty 15 tariff lines · average 9.2% 
Argentina Free – 12.6% Third-country duty 17 tariff lines · average 9.6% 
Peru Free Third-country duty 7 tariff lines 
New Zealand Free Third-country duty 1 tariff line Japan 3.9% Third-country duty 1 tariff line 
Taiwan 5% Third-country duty 1 tariff line 
GCC 5% Third-country duty 8 tariff lines 
Switzerland Free Third-country duty 1 tariff line 
Norway Free Third-country duty 1 tariff line 
North Macedonia Free Third-country duty 2 tariff lines 
Nigeria 10% Third-country duty 1 tariff line UK lines: 3507.90
- 3507 90 30 00Lipoprotein lipase; aspergillus alkaline protease
- 3507 90 90 10Preparation of achromobacter lyticus protease (cas rn 123175-82-6) for use in the manufacture of human and analogue insulin products
- 3507 90 90 30Salicylate 1-monooxygenase (cas rn 9059-28-3) in aqueous solution with - an enzyme concentration of 6.0 u/ml or more, but not more than 7.4 u/ml , - a concentration by weight of sodium azide (cas rn 26628-22-8) of not more than 0.09% and - a ph value of 6.5 or more, but not more than 8.5
- 3507 90 90 90Enzymes; prepared enzymes not elsewhere specified: other, other, other
Binding rulings for similar goods
Decisions of U.S. Customs and Border Protection (CROSS) and HMRC (Advance Tariff Rulings) on goods classified here. A ruling binds only its holder, but shows how the authorities classify similar goods. The descriptions are the authorities’ own, in English.
- N364610 U.S. CBP
The tariff classification of Glucose Dehydrogenase “Amano” 8 from Japan
- N346628 U.S. CBP
The tariff classification of powdered bromelain from India
- N336109 U.S. CBP
The tariff classification of an enzyme preparation from New Zealand
- N313623 U.S. CBP
The tariff classification of MuLV Reverse Transcriptase, MuLV Reverse Transcriptase Plus, Super Reverse Transcriptase MuLV, Super Reverse Transcriptase MuLV (Super RT 50 reaction kit), and RNase Inhibitor from India
11 rulings in total for this code
Legal notes
In the UK Global Tariff, 3507 90 90 30 is one of 4 lines under subheading 3507.90, enzymes; prepared enzymes not elsewhere specified: other.
The third-country duty is free.
Goods from 174 countries can enter the UK at a preferential rate instead of the standard Free; 174 of them pay no duty at all, for example under DCTS Comprehensive or European Union.
In the UK, additional duty of 35% applies on top of the customs duty to goods from Belarus and Russia.
In the 12 months to August 2026, the UK imported other enzymes (HS 3507.90) worth £145.2m (up 2% on the year before), at an average of £15.86 per kg; Denmark supplied 28%, followed by United States.
For the same subheading, the EU duty is 0%–6.3%, the Türkiye duty is 0%–6.3%, the US duty is free, the Canada duty is free, the Mexico duty is 0%–5%, the Brazil duty is 0%–12.6%, the Argentina duty is 0%–12.6%, the Peru duty is free, the New Zealand duty is free, the Japan duty is 3.9%, the Taiwan duty is 5%, the GCC duty is 5%, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is free and the Nigeria duty is 10%.
The UK imported goods of subheading 3507.90 worth US$160m in 2024; the largest supplier was Denmark.
Questions and answers
What is the UK import duty for commodity code 3507 90 90 30?
The third-country duty in the UK Global Tariff is free. Preferential rates for goods from agreement countries, anti-dumping duties and VAT are not included.
Which countries get a lower rate on 3507 90 90 30?
174 countries have a preferential rate on this line, 174 of them at 0%, under DCTS Comprehensive, European Union and DCTS Enhanced and other arrangements. The rate applies only to goods that meet the rules of origin of the agreement, with proof of origin. Choose the country of origin on this page to see its rate.
Do anti-dumping or other extra duties apply to 3507 90 90 30?
Additional duty of 35% on goods from Belarus and Russia. These are charged on top of the customs duty.
Where does the UK import these goods from?
For subheading 3507.90 as a whole, the largest supplier in 2024 was Denmark (US$40m), followed by the United States.