City Corporation: City Corporation is the unit of autonomy of the metropolises of Bangladesh. The Local Government (City Corporation) Act , 2009 (Act No. 80 of 2009) defines the boundaries of wards , the integrity of the area and, as far as possible , all the responsibilities of the City Corporation, including the population layout , notification policy in the Government Gazette. Municipality: A municipality is a unit of urban autonomy in Bangladesh. Municipalities of Bangladesh are established and managed in accordance with the Local Government (Municipalities) Act , 2009.