HTS heading 2530
Mineral substances not elsewhere specified or included — 12 codes under this heading, with the duty on each.
| Code | Description | General rate | Units |
|---|---|---|---|
| 2530 | Mineral substances not elsewhere specified or included + Ch. 99 | not stated | — |
| 2530.10.00.00 | Vermiculite, perlite and chlorites, unexpanded + Ch. 99 | Free | kg |
| 2530.20 | Kieserite, epsom salts (natural magnesium sulfates) + Ch. 99 | not stated | — |
| 2530.20.10.00 | Kieserite + Ch. 99 | Free | kg |
| 2530.20.20.00 | Epsom salts + Ch. 99 | Free | kg |
| 2530.90 | Other + Ch. 99 | not stated | — |
| 2530.90.10.00 | Natural cryolite; natural chiolite + Ch. 99 | Free | t |
| 2530.90.20.00 | Natural micaceous iron oxides + Ch. 99 | 2.9% | kg |
| 2530.90.80 | Other + Ch. 99 | Free | — |
| 2530.90.80.10 | Celestite + Ch. 99 | Free (inherited from 2530.90.80) | kg |
| 2530.90.80.15 | Earth colors + Ch. 99 | Free (inherited from 2530.90.80) | kg |
| 2530.90.80.50 | Other + Ch. 99 | Free (inherited from 2530.90.80) | kg |
3 of these lines state no rate of their own and inherit one from the line above, which is how the schedule is read. Each says which line it came from.
Additional duties may apply
12 lines here reference Chapter 99, where Section 301, Section 232 and other additional duties live. Those are charged on top of the general rate and depend on where the goods were made. What those provisions are.
Source: Harmonized Tariff Schedule of the United States, U.S. International Trade Commission (public domain). Classification and the duties that finally apply to a shipment are a licensed customs broker's call.