Rail Tram and Bus Union Australia was formed through the amalgamation of the Australian Railways Union, the Australian Federated Union of Locomotive Enginemen, the Australian Tramway & Motor Omnibus Employees' Association and the National Union of Rail Workers' of Australia. This amalgamation effectively created one transport industry union for the first time in Australia. The RTBU is affiliated with the Australian Council of Trade Unions (ACTU) and the Australian Labor Party (ALP). Internationally, the RTBU is affiliated with the International Transport Workers' Federation.
