3816 · Refractory cements, mortars, concretes and similar compositions, including dolomite ramming mix, other than products of heading 3801:
This is a category heading rather than a rate line — pick one of the codes below to see its full duty stack.
Subordinate codes (2)
| Code | Description |
|---|---|
| 3816.00.10.00 | Dolomite ramming mix |
| 3816.00.20 | Other |
Frequently asked
- What does 3816 cover?
- Refractory cements, mortars, concretes and similar compositions, including dolomite ramming mix, other than products of heading 3801:. 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.