Tamil Nadu
Administration

Chennai is the capital of the state and houses the state executive, legislative and head of judiciary. The administration of the state government functions through various secretariat departments. There are 43 departments of the state and the departments have further sub-divisions which may govern various undertakings and boards. The state is divided into 38 districts, each of which is administered by a District Collector, who is an officer of the Indian Administrative Service (IAS) appointed to the district by the Government of Tamil Nadu. For revenue administration, the districts are further subdivided into 87 revenue divisions administered by Revenue Divisional Officers (RDO) which comprise 310 taluks administered by Tahsildars. The taluks are divided into 1349 revenue blocks called Firkas which consist of 17,680 revenue villages. The local administration consists of 15 municipal corporations, 121 municipalities and 528 town panchayats in the urban areas, and 385 panchayat unions and 12,618 village panchayats, administered by Village Administrative Officers (VAO). Greater Chennai Corporation, established in 1688, is the second oldest in the world and Tamil Nadu was the first state to establish town panchayats as a new administrative unit.
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