The Chennai Mofussil Bus Terminus or CMBT (Tamil: சென்னை புறநகர் பேருந்து நிலையம்) is a modern, state-of-the-art bus terminus located in Chennai, India catering to outstation buses.

Largest Bus Terminus

Spread over an area of 37 acres in Koyambedu, this is the largest bus terminus in Asia and is accredited with the ISO 9001:2000 quality certification for its quality management and excellence. It is located on the 100 feet (30 m) inner ring road (Jawaharlal Nehru Road) in Koyambedu between SAF Games Village and the Koyambedu Vegetable Market. Chennai Metro Rail is planned for its coaching Depot behind the CMBT.