The Public Transport Authority (PTA) is a statutory authority that oversees the operation of all public transport in Western Australia.

[2] It operates bus, ferry and train services in Perth under the Transperth brand, regional road coach and train services in regional Western Australia under the Transwa brand and manages school bus services.

[5][6] The card can be used on Transperth, TransAlbany, TransBunbury, TransBusselton, TransGeraldton, TransEsperance, TransHedland, TransKarratha and TransGoldfields services.

The head of the Public Transport Authority is the Chief Executive Officer.

From 2010, the PTA CEO position has been held by the Director General - Transport.