HTS 3507
Enzymes; prepared enzymes not elsewhere specified or included
| Code | Description | Unit | General | Special | Column 2 | Source |
|---|---|---|---|---|---|---|
| 3507.10.00.00 | Rennet and concentrates thereof | kg | Free | Free | USITC | |
| 3507.90 | Other | USITC | ||||
| 3507.90.20.00 | Pencillin G amidase | kg | Free | 25% | USITC | |
| 3507.90.70 | Other | Free | 25% | USITC | ||
| 3507.90.70.10 | Enzymes – proteases, amylases, lipases, cellulases, pectinases, oxidases, and catalases | kg | Free | 25% | USITC | |
| 3507.90.70.80 | Other | kg | Free | 25% | USITC |
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Source: USITC, Harmonized Tariff Schedule of the United States – 2026 HTS Revision 20, effective 28 September 2026. Heading 3507 at USITC
Not shown: the additional duties of Chapter 99 (such as Section 301 and Section 232), anti-dumping and countervailing duties, quotas and the legal notes.
This page is general information, not legal advice and not a classification decision. Tariff texts and rates change: check the publisher's current schedule, and ask the customs authority for a binding ruling where the answer matters.
All headings of chapter 35: Albuminoidal substances; modified starches; glues; enzymes