The nationalised bus service on the island came into being in 1976 as National Transport taking over from both the Road Services (a subsidiary of the Isle of Man Railway Company) and Douglas Corporation Transport, operated by the municipal authority.
Between 2011 and 2013, thirty Mercedes-Benz Citaro LE single deckers were delivered these are presented in a silver livery with Bus Vannin decals - this being the new standard livery for all buses in the Bus Vannin fleet.