Tamil Nadu districts. Chennai (formerly known as Madras) is the state capital. It is the fourth largest urban agglomeration in India and is also one of the major Metropolitan cities of India. The state comprises 39 Lok Sabha constituencies and 234 Legislative Assembly constituencies. Tamil Nadu had a bicameral legislature until 1986, when it was replaced with a unicameral legislature, like most other states in India. The term length of the government is five years. The present government is headed by Edapaadi K Palaniswami, after the demise of former Chief Minister of Tamil Nadu, J. Jayalalithaa of the All India Anna Dravida
Economy of Tamil Nadu of the Government of Tamil Nadu with figures in millions of Indian Rupees. See also and . Non-tax revenues of local bodies are excluded. Amount in millions Economy of Tamil Nadu Tamil Nadu has the second-largest economy in India. Over 50% of the state is urbanized, accounting for 9.6% of the urban population in the country, while only comprising 6% of India's total population. Services contributes to 45% of the economic activity in the state, followed by manufacturing at 34% and agriculture at 21%. Government is the major investor in the state, with 52% of total investments, followed by private