BASIX Sustainability
Ensuring your development meets NSW energy, water, and thermal comfort targets for a sustainable future.
BASIX Certificates
The Building Sustainability Index (BASIX) is a mandatory scheme for all residential developments in NSW. We calculate and certify your project to ensure compliance.
Change of Use
$300Assessment for converting a building's usage type, ensuring energy efficiency standards are met for the new purpose.
Alterations & Additions
$400BASIX certification for renovations or extensions valued at $50,000 or more, focusing on thermal comfort and energy usage.
New Dwelling
$600Comprehensive assessment for new homes covering water, thermal comfort, and energy targets required for DA or CDC approval.
New Dual Occupancy
$1,200Complete BASIX certification for duplex developments, assessing both dwellings for efficiency compliance.
New Secondary Dwelling
$300Efficient assessment for Granny Flats to meet sustainability requirements without over-specifying construction costs.
Swimming Pool
$300BASIX assessment for new swimming pools (capacity > 40,000L), focusing on pump efficiency and water consumption.
