InfrastructureMadras State (Congress era)
Madras State Electricity Board formed
· Chennai
The Madras State Electricity Board, later the Tamil Nadu Electricity Board, took over power generation and distribution in the state.
The Madras State Electricity Board was formed on 1 July 1957 under the Electricity Supply Act of 1948. It succeeded the Electricity Department of the Government of Madras. The board was responsible for the generation, transmission and distribution of electricity in the state. It was later renamed the Tamil Nadu Electricity Board and remained the main power utility for decades.



