# HTS 3507: Enzymes; prepared enzymes not elsewhere specified or included:

https://geopax.app/tariffs/catalog/35/3507

Source: [2026 HTS Revision 21 (October 9, 2026)](https://hts.usitc.gov/search?query=3507). Additional duties by country of origin may apply; estimate a shipment's full duty with the tariff calculator: https://geopax.app/tariffs/calculator

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

| Code | Description | General | Special | Column 2 | Units |
| --- | --- | --- | --- | --- | --- |
| 3507 | Enzymes; prepared enzymes not elsewhere specified or included: |  |  |  |  |
| 3507.10.00.00 |   Rennet and concentrates thereof | Free |  | Free | kg |
| 3507.90 |   Other: |  |  |  |  |
| 3507.90.20.00 |     Pencillin G amidase | Free |  | 25% | kg |
| 3507.90.70 |     Other | Free |  | 25% |  |
| 3507.90.70.10 |       Enzymes – proteases, amylases, lipases, cellulases, pectinases, oxidases, and catalases | Free |  | 25% | kg |
| 3507.90.70.80 |       Other | Free |  | 25% | kg |