3815 · Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included:
This is a category heading rather than a rate line — pick one of the codes below to see its full duty stack.
Subordinate codes (4)
| Code | Description |
|---|---|
| 3815.11.00.00 | With nickel or nickel compounds as the active substance |
| 3815.12.00 | With precious metal or precious metal compounds as the active substance |
| 3815.19.00.00 | Other |
| 3815.90 | Other: |
Frequently asked
- What does 3815 cover?
- Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included:. 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.