Malcolm Turnbull has written to the West Australian government seeking its interest in a "city deal" for Perth.
The prime minister announced three "city deals" during the federal election, covering Townsville, Launceston and Western Sydney.
The deals involve local, state and federal governments working together on roads, rail, housing, services and job opportunities under an agreed timetable and plan.
Mr Turnbull has asked WA Premier Mark McGowan whether he was interested in a city deal for Perth.
A Senate committee heard a meeting was scheduled for next week involved federal and WA government officials.
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The proposed Metronet rail project could part of the city deal, Department of Prime Minister and Cabinet senior official Mary Wiley-Smith told the committee.
