Sultan Salahuddin Abdul Aziz Building is Selangor's state secretariat building. It is located at Bukit SUK, Section 5, Shah Alam, Selangor, Malaysia. It was constructed between 1982 and 1984. The building was officially opened on 2 February 1985 by Almarhum Sultan Salahuddin Abdul Aziz Shah of Selangor. It houses the machineries of the state government, including offices of the Menteri Besar and Speaker of the State Legislative Assembly as well as the State Assembly Hall and Silver Jubilee Hall.

The building is constructed with elements of traditional Bugis design. It shapes like a cargo ship, which signifies the progress of Selangor to a developed state.