The Greater Chennai Corporation, formerly known as the Corporation of Madras (1688-1996) and Corporation of Chennai (1996-2016), is the civic body that governs the city of Chennai in the Indian state of Tamil Nadu. Inaugurated on 29 September 1688, under a royal charter issued by King James II of England on 30 December 1687 as the Corporation of Madras, it is the oldest municipal body of the Commonwealth of Nations outside Great Britain. It is among the oldest municipalities in Asia after Daman Municipality, which was established in 1588. It is the largest municipal corporation is Tamil Nadu with an area of 426 kmÂ². It is headed by a mayor, who presides over 200 councillors, each of whom represents one of the 200 wards of the city. It is the second oldest civic corporation in the world after the City of London.