# HTS 3816: Refractory cements, mortars, concretes and similar compositions, including dolomite ramming mix, other than products of heading 3801:

https://geopax.app/tariffs/catalog/38/3816

Source: [2026 HTS Revision 21 (October 9, 2026)](https://hts.usitc.gov/search?query=3816). Additional duties by country of origin may apply; estimate a shipment's full duty with the tariff calculator: https://geopax.app/tariffs/calculator

## 3816: Refractory cements, mortars, concretes and similar compositions, including dolomite ramming mix, other than products of heading 3801:

| Code | Description | General | Special | Column 2 | Units |
| --- | --- | --- | --- | --- | --- |
| 3816 | Refractory cements, mortars, concretes and similar compositions, including dolomite ramming mix, other than products of heading 3801: |  |  |  |  |
| 3816.00.10.00 |   Dolomite ramming mix | Free |  | 30% | t |
| 3816.00.20 |   Other | 3% | Free (A, AU, BH, CL, CO,D,E, IL, JO, KR, MA, OM, P, PA, PE, S, SG) | 30% |  |
| 3816.00.20.10 |     Clay | 3% | Free (A, AU, BH, CL, CO,D,E, IL, JO, KR, MA, OM, P, PA, PE, S, SG) | 30% | kg |
| 3816.00.20.50 |     Other | 3% | Free (A, AU, BH, CL, CO,D,E, IL, JO, KR, MA, OM, P, PA, PE, S, SG) | 30% | kg |