BASIX stands for Building Sustainability Index. This is a NSW Government requirement for sustainability to be built in for all residential premises in NSW with a total value of greater than $50,000
Buildings must be designed to comply with these requirements and a certificate obtained.
These requirements must be detailed at the Development Application stage, at the Construction Certificate stage and at certification obtained at the completion of works confirming that the works comply.
For further information and how to obtain a certificate click on the link: