The bus routes in Taichung includes city bus lines belonging to Transportation Bureau, Taichung City Government and highway bus lines belonging to Directorate General of Highways, MOTC.
Taichung City Bus is managed by Transportation Bureau, Taichung City Government, and operated by 16 companies.
[2] After the City Government of Taichung called off the BRT Blue Line System on 8 July 2015, those routes which were prefixed with a "藍" character, which means blue, were regiven new route numbers.
According to the new policy, the routes between 300 and 308 run along the inner bus lane on Taiwan Boulevard, which was adapted from the former BRT Lane.
From 1 June 2009, freeway bus lines and highway bus lines use four digit numbers, and they are all managed by Directorate General of Highways, MOTC.