HTS heading 6902
Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods, other than those of siliceous fossil meals or similar siliceous earths — 18 codes under this heading, with the duty on each.
| Code | Description | General rate | Units |
|---|---|---|---|
| 6902 | Refractory bricks, blocks, tiles and similar refractory ceramic constructional goods, other than those of siliceous fossil meals or similar siliceous earths + Ch. 99 | not stated | — |
| 6902.10 | Containing by weight, singly or together, more than 50 percent of the elements magnesium, calcium or chromium, expressed as MgO, CaO or Cr2O3 + Ch. 99 | not stated | — |
| 6902.10.10.00 | Magnesite bricks + Ch. 99 | Free | thousands, t |
| 6902.10.50.00 | Other + Ch. 99 | Free | t |
| 6902.20 | Containing by weight more than 50 percent of alumina (Al2O3), of silica (SiO2) or of a mixture or compound of these products + Ch. 99 | not stated | — |
| 6902.20.10 | Bricks + Ch. 99 | Free | — |
| 6902.20.10.10 | Alumina + Ch. 99 | Free (inherited from 6902.20.10) | thousands, t |
| 6902.20.10.20 | Other + Ch. 99 | Free (inherited from 6902.20.10) | thousands, t |
| 6902.20.50 | Other + Ch. 99 | Free | — |
| 6902.20.50.10 | Alumina + Ch. 99 | Free (inherited from 6902.20.50) | t |
| 6902.20.50.20 | Other + Ch. 99 | Free (inherited from 6902.20.50) | t |
| 6902.90 | Other + Ch. 99 | not stated | — |
| 6902.90.10 | Bricks + Ch. 99 | Free | — |
| 6902.90.10.10 | Clay + Ch. 99 | Free (inherited from 6902.90.10) | thousands, t |
| 6902.90.10.20 | Other + Ch. 99 | Free (inherited from 6902.90.10) | thousands, t |
| 6902.90.50 | Other + Ch. 99 | Free | — |
| 6902.90.50.10 | Clay + Ch. 99 | Free (inherited from 6902.90.50) | t |
| 6902.90.50.20 | Other + Ch. 99 | Free (inherited from 6902.90.50) | t |
8 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
18 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.