The High Court of Australia disqualifies Senator Katy Gallagher because she held dual citizenship with the United Kingdom when elected, not renouncing it in time. Four MPs in similar situations have also resigned, setting up four by-elections.
Australian Prime Minister Malcolm Turnbull's Liberal-National coalition, behind Bill Shorten's Labor Party in the first 48 hours following Saturday's election, is now ahead of Labor in the Lower House, 74–71 seats; 76 seats are needed to form a government. Minor parties and independents have won five seats; mail-in and absentee votes are still being counted. Turnbull is on the road today seeking support from a small handful of independent and small party lawmakers.
The Health Services Union disaffiliates from the Australian Labor Party in the states of New South Wales and Victoria and the Australian Capital Territory, following the commencement of a New South Wales Police Force investigation into alleged "inappropriate practices" by current and former union officials, including Craig Thomson, a member of the House of Representatives.