situated in Ernakulam and has zonal offices at Fort Kochi, Mattancherry, Palluruthy, Edappally, Vaduthala and Vyttila. For the purpose of administration, the corporation is divided into different departments, each catering to a different aspect of the city's development and welfare. The Personal Department takes care of the general administration of the city. The various departments include that of Town Planning, Health, Engineering, Revenue, Accounts and the Council Section. The corporation has a Janasevanakendram (meaning centre for people's service), that addresses the issues of the public. The corporation also operates eight maternity and child welfare centers in the city. Flag and emblem The flag of Cochin Municipal Corporation is divided by a left diagonal with white forming the upper part symbolizing the city and blue forming lower part symbolizing the seas. The Emblem was adopted in 1970 which has a huge Ship in center of its crest symbolizing the maritime history of the city. Naming The official name of the body was Cochin Municipal Corporation, as the city was known in its British colonial name Cochin in 1967. The state government renamed the city to its original Malayalam name, Kochi and the change in name was challenged by the city municipal corporation. However, court has dismissed the plea. Demography The Kochi City has a population of 596,473 as per Indian Census 2001. Kochi witnessed a rapid population growth during the past 30 years. The average decadal growth in Kochi Corporation is 7.83% whereas the nearby municipal areas registered decadal average of 18.65%, and the adjoining panchayaths had an average decadal growth of 12.13%. The Sub-urban areas around the city is showing high rate of population growth and also fast developing trends. The literacy rate is 95.5% Revenue sources The following are the Income sources for the Corporation from the Central and State Government. Revenue from taxes Following is the Tax related revenue for the corporation. Property tax. Profession tax. Entertainment tax. Grants from Central and State Government like Goods and Services Tax. Advertisement tax. Revenue from non-tax sources Following is the Non Tax related revenue for the corporation. Water usage charges. Fees from Documentation services. Rent received from municipal property. Funds from municipal bonds. Election history 2015 Local body elections Soumini Jain from the Indian National Congress served as the mayor of Cochin Corporation in 2015. On the council, Soumini represented the municipal corporation's 36th division (Elamkulam). 2020 Local body elections