At the 2011 G20 Cannes summit , Then-Prime Minister Julia Gillard was asked to have Australia host the 2014 summit . Brisbane was selected over Sydney because the city was better equipped to cater for a significant increase in plane arrivals and the Sydney Convention and Exhibition Centre would be undertaking renovations at the time . The Parliament of Queensland passed the '' G20 ( Safety and Security ) Act 2013 '' on 29 October 2013
2011 G20 Cannes summit
2011 G20 Cannes summit
2014 G20 Brisbane summit