HTS chapter 35: duty rates for all 24 tariff lines
Casein, caseinates and other casein derivatives; casein glues. 7 lines are duty-free at the general rate; 24 are on a Section 301 China list.
Official USITC HTS, 2026HTSRev20
3501: Casein, caseinates and other casein derivatives; casein glues
| Line | Description | General | Section 301 (China) |
|---|
| 3501.10.10 | Casein: Milk protein concentrate | 0.37¢/kg | List 4A +7.5% |
| 3501.10.50 | Casein: Other | Free | List 4A +7.5% |
| 3501.90.20 | Other: Casein glues | 6% | List 4A +7.5% |
| 3501.90.60 | Other: Other | 0.37¢/kg | List 4A +7.5% |
3502: Albumins (including concentrates of two or more whey proteins, containing by weight more than 80 percent whey proteins, calculated on the dr…
| Line | Description | General | Section 301 (China) |
|---|
| 3502.11.00 | Egg albumin: Dried | 47.6¢/kg | List 3 +25% |
| 3502.19.00 | Egg albumin: Other | 9.7¢/kg | List 4A +7.5% |
| 3502.20.00 | Milk albumin, including concentrates of two or more whey proteins | Free | List 4A +7.5% |
| 3502.90.00 | Albumins (including concentrates of two or more whey proteins, containing by wei…: Other | Free | List 3 +25% |
3503: Gelatin (including gelatin in rectangular (including square) sheets, whether or not surfaceworked or colored) and gelatin derivatives; ising…
| Line | Description | General | Section 301 (China) |
|---|
| 3503.00.10 | Gelatin (including gelatin in rectangular (including square) sheets, whether or …: Fish glue | 1.2¢/kg + 1.5% | List 4A +7.5% |
| 3503.00.20 | Valued under 88 cents per kg | 1.2¢/kg + 3.2% | List 4A +7.5% |
| 3503.00.40 | Valued 88 cents or more per kg | 2.8¢/kg + 3.8% | List 4A +7.5% |
| 3503.00.55 | Gelatin (including gelatin in rectangular (including square) sheets, whether or …: Other | 2.8¢/kg + 3.8% | List 4A +7.5% |
3504: Peptones and their derivatives; other protein substances and their derivatives, not elsewhere specified or included; hide powder, whether or…
| Line | Description | General | Section 301 (China) |
|---|
| 3504.00.10 | Peptones and their derivatives; other protein substances and their derivatives, …: Protein iso… | 5% | List 4A +7.5% |
| 3504.00.50 | Peptones and their derivatives; other protein substances and their derivatives, …: Other | 4% | List 4A +7.5% |
3505: Dextrins and other modified starches (for example, pregelatinized or esterified starches); glues based on starches, or on dextrins or other …
| Line | Description | General | Section 301 (China) |
|---|
| 3505.10.00 | Dextrins and other modified starches | 0.7¢/kg | List 4A +7.5% |
| 3505.20.00 | Dextrins and other modified starches (for example, pregelatinized or esterified …: Glues | 2.1¢/kg + 2.9% | List 4A +7.5% |
3506: Prepared glues and other prepared adhesives, not elsewhere specified or included; products suitable for use as glues or adhesives, put up fo…
| Line | Description | General | Section 301 (China) |
|---|
| 3506.10.10 | Animal glue, including casein glue, but not including fish glue | 6.5% | List 3 +25% |
| 3506.10.50 | Products suitable for use as glues or adhesives, put up for retail sale as glues…: Other | 2.1% | List 3 +25% |
| 3506.91.10 | Optically clear free-film adhesives and optically clear curable liquid adhesives of a kind use… | Free | List 3 +25% |
| 3506.91.50 | Adhesives based on polymers of headings 3901 to 3913 or on rubber: Other | 2.1% | List 3 +25% |
| 3506.99.00 | Other: Other | 2.1% | List 3 +25% |
3507: Enzymes; prepared enzymes not elsewhere specified or included
| Line | Description | General | Section 301 (China) |
|---|
| 3507.10.00 | Rennet and concentrates thereof | Free | List 3 +25% |
| 3507.90.20 | Other: Pencillin G amidase | Free | List 3 +25% |
| 3507.90.70 | Other: Other | Free | List 3 +25% |