The Bangalore Development Authority (BDA) of Bangalore, India, is a governmental organization and the principal planning authority for Bangalore. Its function, under the Karnataka Town and Country Planning Act of 1961 (KTCPA), is as a regulatory body required "to prepare in the prescribed manner a Comprehensive Development Plan" (CDP). It also oversees planning and development of infrastructure, provision of development-related sites and services, the housing needs of underprivileged citizens in Bangalore and is currently the city's largest land developer. No other authority or person may undertake development within the Bangalore Metropolitan Region without the permission of the BDA.