The Guwahati Metropolitan Development Authority (GMDA) is a state parastatal agency of the Government of Assam created for the Guwahati metropolitan area. The authority is responsible for planning and development of the metropolitan region and is currently preparing the revised master plan for Guwahati and the building bye-laws. The authority is also responsible for the activities related to building permissions in the city.
References
Guwahati Metropolitan Development Authority Wikipedia(Text) CC BY-SA