Labor questions price tag of more than $400,000 for air force centenary events

Government must justify the cost and ensure it represents value for money', Kristina Keneally says of invitation dinner for 900

The Department of Defence is spending hundreds of thousands of dollars on events to celebrate the centenary of the air force - including an invitation-only dinner for 900 guests.

Labor has raised questions about the price tag for the centenary dinner, calling on the government to justify the cost and ensure it represents value for money".