Transport Certification Australia Ltd (TCA) is a company established under the Corporations Act (Cth).

TCA is a separate corporate entity owned by Austroads Ltd. As such Austroads Ltd is TCA’s sole Member. For information about Austroads Ltd, go to

The Memorandum of Understanding (MoU) and Constitution of TCA have been structured to deliver services consistent with sound administration of public policy.

TCA's Constitution includes Participants which comprise the Australian Government and each State and Territory.

TCA's Participants (presented in alphabetical order) are:

Chief Minister, Treasury and Economic Development

(Australian Capital Territory)

Department of Infrastructure, Regional Development and Cities 

(Australian Government)

Department of Planning, Transport and Infrastructure

(South Australia)

Department of State Growth


Department of Transport

(Northern Territory)

Department of Transport and Main Roads


Main Roads Western Australia

(Western Australia)

Roads & Maritime Services

(New South Wales)

Roads Corporation (VicRoads)





These links are being provided for convenience and for informational purposes only. TCA bears no responsibility for the accuracy, legality or content of these external sites or for any viruses on these sites. Please contact the external site directly for any issues regarding its content.