HTS heading
2818Artificial corundum, whether or not chemically defined; aluminum oxide; aluminum hydroxide:
Rates as published in 2026 HTS Revision 15, captured 2026-08-13. Source: USITC Harmonized Tariff Schedule.
Current duty rates (4 lines)
| Code | Description | General | Special | Column 2 |
|---|---|---|---|---|
| 2818.10.10.00 | Crude | Free | — | Free |
| 2818.10.20 | In grains, or ground, pulverized or refined | 1.3% | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 4.1% |
| 2818.20.00.00 | Aluminum oxide, other than artificial corundum | Free | — | 1.1¢/kg |
| 2818.30.00.00 | Aluminum hydroxide | Free | — | 1.1¢/kg |
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