The theme for the Commonwealth Heads of Government Meeting (CHOGM) will be Building National Resilience, Building Global Resilience.
Australian Prime Minister Julia Gillard says Australia will use CHOGM 2011 to address challenges of food security, sustainable development and natural resource management.
CHOGM 2011 will be held in Perth from October 28 to 30, 2011.
It will bring together leaders from up to 53 Commonwealth nations and up to 3,000 delegates.
About 1,000 representatives from the media are expected to also attend.