The corporation is responsible for the civic infrastructure and administration of the city and some suburbs.

The headquarters of the corporation is located near Perunthalaivar Kamarajar Market at Tamizh Salai, Thoothukkudi.

Thoothukkudi was constituted as a municipality as per the Town Improvement Act of 1865 on 1 November 1866.

Consequent to this extension, the total area of the corporation has increased considerably from 13.47 km2.

The topography of the town is almost flat Terrain sloping from west to east direction towards the sea.