HTS heading 0506
Bones and horn-cores, unworked, defatted, simply prepared (but not cut to shape), treated with acid or degelatinized; powder and waste of these products — 5 codes under this heading, with the duty on each.
| Code | Description | General rate | Units |
|---|---|---|---|
| 0506 | Bones and horn-cores, unworked, defatted, simply prepared (but not cut to shape), treated with acid or degelatinized; powder and waste of these products + Ch. 99 | not stated | — |
| 0506.10.00.00 | Ossein and bones treated with acid + Ch. 99 | Free | kg |
| 0506.90.00 | Other + Ch. 99 | Free | — |
| 0506.90.00.20 | Bones, crude, steamed or ground + Ch. 99 | Free (inherited from 0506.90.00) | kg |
| 0506.90.00.40 | Other + Ch. 99 | Free (inherited from 0506.90.00) | kg |
2 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
5 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.