| Palazzo Castani | |
|---|---|
 Palazzo Castani | |
 | |
| General information | |
| Status | In use |
| Type | Palace |
| Architectural style | Renaissance |
| Location | Milan, Italy |
| Address | 9, piazza San Sepolcro |
| Coordinates | 45°27′46″N 9°11′06″E / 45.462785°N 9.184961°E |
| Construction started | 15th century (original structure) |
| Completed | 17th century (reconstruction) |
| Design and construction | |
| Architect(s) | Giuseppe Meda |
Palazzo Castani is a historic building located in the centre of Milan, at Piazza San Sepolcro 9, and today houses the Commissariato Centro of the Polizia di Stato. It was the national headquarters of the Partito Nazionale Fascista from 1921 to 1924, and of the Partito Fascista Repubblicano from 1943 to 1945.