The 2015 Intergenerational Report (IGR 2015) projects the need to build another 9 million homes over the next 40 years, working on a population projection base of 1.3 per cent annual growth leading to a population requiring housing (in all its forms) to support 30.7 million by 2055.

The Housing Industry Association notes that the federal government must focus on investment in economic and social infrastructure increase the supply of residential land and remove impediments in the planning system. The Master Builders Association suggests that incentivising local councils to release more greenfield land for residential development and using brownfield areas for…