On 25 August 2006, the Labor member for Ballajura and former Minister for Police, John D'Orazio, was expelled from the Labor Party after being involved in a series of public controversies. He continued to sit in parliament as an independent. On 18 April 2008, he was readmitted to the Labor Party after being cleared of corruption allegations, but resigned again on 26 June 2008.
On 27 February 2006, the Labor member for Murchison-Eyre, John Bowler, was sacked as Minister for Resources and expelled from the Labor Party after he was discovered to have leaked confidential Cabinet information to disgraced lobbyists Julian Grill and Brian Burke. He served out the remainder of his term as an independent, and won the seat of Kalgoorlie at the 2008 election.