The Palais de justice is a courthouse in Montreal, Quebec, Canada. It is located at 1 Notre-Dame Street East in the Old Montreal neighbourhood of the Ville-Marie borough. It was completed in 1971.
Though located in the Old Montreal historic district, it is an international style structure, featuring the outdoor sculpture Allegrocube. The black metal and granite building is adjacent to the Champ de Mars square. It was designed by Montreal architects Pierre Boulva and Jacques David, whose other prominent Montreal projects included 500 Place D'Armes, Théâtre Maisonneuve, the Dow Planetarium and the Place-des-Arts, Atwater and Lucien-L'Allier metro stations.
Address 1 Rue Notre-Dame Est
Coordinates 45°30'25.197" N -73°33'21.987" E