1504 · Fats and oils and their fractions, of fish or marine mammals, whether or not refined, but not chemically modified:
This is a category heading rather than a rate line — pick one of the codes below to see its full duty stack.
Subordinate codes (3)
| Code | Description |
|---|---|
| 1504.10 | Fish-liver oils and their fractions: |
| 1504.20 | Fats and oils and their fractions, of fish, other than liver oils: |
| 1504.30.00.00 | Fats and oils and their fractions, of marine mammals |
Frequently asked
- What does 1504 cover?
- Fats and oils and their fractions, of fish or marine mammals, whether or not refined, but not chemically modified:. This is a heading-level category with several subordinate codes — open one to see its full duty breakdown.
- Where does this data come from?
- Codes and MFN base rates come from the full USITC HTS 2026 Rev.11 export. Section 301/232/122 surcharge mappings are approximated pending code-level review. Every rate carries a source_url and effective_from, so you can trace it back to the controlling notice.