# HTS 2520: Gypsum; anhydrite; plasters (consisting of calcined gypsum or calcium sulfate) whether or not colored, with or without small quantities of accelerators or retarders:

https://geopax.app/tariffs/catalog/25/2520

Source: [2026 HTS Revision 21 (October 9, 2026)](https://hts.usitc.gov/search?query=2520). Additional duties by country of origin may apply; estimate a shipment's full duty with the tariff calculator: https://geopax.app/tariffs/calculator

## 2520: Gypsum; anhydrite; plasters (consisting of calcined gypsum or calcium sulfate) whether or not colored, with or without small quantities of accelerators or retarders:

| Code | Description | General | Special | Column 2 | Units |
| --- | --- | --- | --- | --- | --- |
| 2520 | Gypsum; anhydrite; plasters (consisting of calcined gypsum or calcium sulfate) whether or not colored, with or without small quantities of accelerators or retarders: |  |  |  |  |
| 2520.10.00.00 |   Gypsum; anhydrite | Free |  | Free | t |
| 2520.20.00.00 |   Plasters | Free |  | $1.38/t | t |