The city will now be administered by multiple corporations. On top of this, a newly formed umbrella agency — the Greater Bengaluru Authority (GBA) — will play the role of a coordinator. Greater Bengaluru Authority: Silicon City, Garden City, IT Hub—Bengaluru has already gained global importance. Now, the government is ready to crown the city as ‘Greater Bengaluru.’ The ‘Greater Bangalore Authority will replace the current BBMP. Here are the complete details of the bill, including how the governance of the ‘Greater Bangalore Authority’ will be structured. Greater Bengaluru Authority (GBA) is the apex body responsible for coordinating and supervising the activities of the city corporations and overall development across 712 km 2 of Greater Bengaluru (Bengaluru City). The Karnataka government has implemented the Greater Bengaluru Governance Act, 2024, dissolving the BBMP and creating a new metropolitan authority. The Greater Bengaluru Authority will oversee five corporations divided into ten zones.