The Chandigarh Transport Undertaking functions under supervision of the Secretary Transport, Chandigarh Administration. The Director, Transport, carries out day-to-day management, assisted by four General Managers in addition to works managers and other staff. When the CTU came into existence in 1966 it had a fleet of only 30 buses; today there are 603 (433 of CTU + 270 of CCBSS) buses.