HTS heading
2512
Rates as published in 2026 HTS Revision 15, captured 2026-08-13. Source: USITC Harmonized Tariff Schedule.
Current duty rates (1 lines)
| Code | Description | General | Special | Column 2 |
|---|---|---|---|---|
| 2512.00.00.00 | Siliceous fossil meals (for example, kieselguhr, tripolite and diatomite) and similar siliceous earths, whether or not calcined, of an apparent specific gravity of 1 or less | Free | — | Free |
Get an email when 2512 changes
We diff the full schedule nightly. One code is free.
One code, free, no card. Unsubscribe from any email.
Rate change history
Change history is temporarily unavailable. This is a display problem on our side, not a statement that nothing changed.
Federal Register actions
Temporarily unavailable — not a statement that none exist.