Chapter 35 · Albuminoidal substances; glues; enzymes · Section 6

HS Code 3507.90

Other

Heading 3507: Enzymes; prepared enzymes not elsewhere specified or included

US duty (general)
Free
US HTS lines
2
EU CN codes
3
UK commodity codes
6
Unit
kg

US HTS + UK Tariff v4.0.1596 · updated 2026-09-10 · sources

United States - HTS lines under 3507.90

Source: official Harmonized Tariff Schedule (USITC). "General" is the normal-trade-relations rate; "Special" lists preference programs; "Other" is the column-2 rate. Additional Section 232/301 duties may apply on top.

HTS codeDescriptionGeneralSpecialOtherUnit
3507.90.20 Pencillin G amidase Free - 25% kg
3507.90.70 Other
2 statistical lines (10-digit)
  • 3507.90.70.10 - Enzymes – proteases, amylases, lipases, cellulases, pectinases, oxidases, and catalases
  • 3507.90.70.80 - Other
Free - 25% kg

Estimate the US duty runs in your browser · no caps

Enter the customs value (and quantity, when a rate is per-unit) to estimate the general-rate duty per HTS line. Estimates exclude Section 232/301 surcharges, MPF/HMF and fees. Not a customs ruling.

European Union - CN codes under 3507.90

Source: EU Combined Nomenclature (Eurostat, © European Union, reused per Decision 2011/833/EU). Duty rates and measures live in TARIC; each code links to the official consultation.

CN codeDescription
3507 90 90 Other EU duty (TARIC) →
3507 90 30 Lipoprotein lipase; aspergillus alkaline protease EU duty (TARIC) →
3507 90 00 Other EU duty (TARIC) →

United Kingdom - commodity codes under 3507.90

Source: UK Integrated Online Tariff (Open Government Licence v3.0). Declarable 10-digit codes go on the customs declaration; check the official page for the current duty and VAT measures.

Commodity codeDescription
3507 90 00 00 Other UK duty & VAT →
3507 90 30 00 Lipoprotein lipase; aspergillus alkaline protease UK duty & VAT →
3507 90 90 00 Other UK duty & VAT →
3507 90 90 10 Preparation of Achromobacter lyticus protease (CAS RN 123175-82-6) for use in the manufacture of human and analogue insulin products UK duty & VAT →
3507 90 90 30 Salicylate 1-monooxygenase (CAS RN 9059-28-3) in aqueous solution with<br> <br><br><br>- an enzyme concentration of 6,0 U/ml or more, but not more than 7,4 U/ml ,<br> <br><br><br>- a  concentration by weight of sodium azide (CAS RN 26628-22-8) of not more than 0,09 % and<br> <br><br><br>- a pH value of 6,5 or more, but not more than 8,5<br> UK duty & VAT →
3507 90 90 90 Other UK duty & VAT →
Not a customs ruling. Classification is determined by the importing country's customs authority and depends on the exact product. This page is reference information from official published schedules, not legal advice. For a binding decision, request a ruling (US: CBP CROSS · UK: HMRC ATaR · EU: BTI).

Other subheadings in 3507

Sources: U.S. International Trade Commission, Harmonized Tariff Schedule (public domain) · EU Combined Nomenclature © European Union, Eurostat (Decision 2011/833/EU) · UK Integrated Online Tariff, contains public sector information licensed under the Open Government Licence v3.0. Data refreshed weekly. Details on About & Data Sources.