 On 1 March 1972, the Cholan Roadways Corporation was established by the Government of Tamil Nadu with its headquarters in Kumbakonam in order to improve transportation facilities in the districts of central Tamil Nadu.The organisation acquired the fleets of buses earlier owned by private operators – Sri Ramavilas Service, Raman and Raman Limited and Sathi Vilas.On 1 July 1997, the organization was renamed Tamil Nadu State Transport Corporation, Kumbakonam and presently forms division no.