Modi will inaugurate the new four-storey building, which is located next to the present office on the Sachivalaya (state secretariat) campus, tomorrow afternoon in presence of his Cabinet colleagues, a press release said.
A class-IV employee of Sachivalaya, Savji Damor, will also be present at the inauguration, it said.
New office building consists of offices for ministers, secretaries, room for cabinet meetings, a data centre and it has work space for 1,000 employees.