This Corporation was commenced during 1975 and came into existence with effect from 16.01.1975 with a fleet strength of 172 buses to provide efficient, economical well co-ordinate transport facility to the public of North Arcot, South Arcot Districts and Union Territory of Pudhucherry.This Corporation was bifurcated during 1983 for the formation of M/s. Pattukottai Azhagiri Transport Corporation with its Head quarter at Vellore and in 1992 to form M/s. Puratchi Thalaivar M.G.R. Transport Corporation with its Head quarter at Kancheepuram. The fleet strength of the Corporation before bifurcation of Pattukottai Azhagiri Transport Corporation was 492 and before bifurcation of Puratchi Thalaivar M.G.R. Transport Corporation was 1062.These Corporations which were in the name of political leaders have been renamed w.e.f. 1997 as Tami Nadu State Transport Corporation (Villupuram Division-I), Tami Nadu State Transport Corporation (Villupuram Division-II) and Tami Nadu State Transport Corporation (Villupuram Division-III) with its headquarters at Villupuram, Vellore and Kancheepuram respectively. The above three divisions have been amalgamated as Tami Nadu State Transport Corporation (Villupuram) Limited, w.e.f. 30.12.2003 with its Corporate office at Villupuram and Regional offices at Villupuram, Vellore, Kancheepuram. New regions were formed at Thiruvannamalai on 22/01/2007 and on 04/08/2008 at Cuddalore and Thiruvallur. The fleet strength of this corporation as on 31.07.2022 is 3287. This corporation is effectively functioning with 6 regions to serve the public at large and in and around Villupuram, Kallakuruchi, Cuddalore, Vellore, Thirupathur, Ranipet, Thiruvannamalai, Kancheepuram, Chengalpet and Thiruvallur Districts and Union Territory of Puducherry.