 Although a coalition of Labour and Greens had been formed after the ACT election of 2012, the sole Green MP Shane Rattenbury had also announced to support the Liberal Party's candidate for the Speaker post, allowing Dunne to be elected.Labour MP Mary Porter was elected her deputy.Vicki Dunne has been associated with the Commonwealth Parliamentary Association (CPA) for a several years including as one of the Regional Representatives on the CPA Executive Committee for the CPA Australia Region between 2013 and 2015 and as the CPA Treasurer between 2016 and 2019.