Find out what you need to know about applying for a dual occupancy, including the different development paths.
A dual occupancy is different to having a secondary dwelling or granny flat at the back of a property.
Attached dual occupancy means 2 dwellings on one lot of land that are attached to each other, but does not include a secondary dwelling (granny flat).
Detached dual occupancy means 2 detached dwellings on one lot of land, but does not include a secondary dwelling (granny flat).
Do I need approval?
Yes, you need approval for a dual occupancy.
You may be able to apply for a Complying Development Certificate or a Development Application (DA).
Do I qualify for a Complying Development Certificate?
You can use the Low Rise Housing Diversity Code to check whether your proposal is complying development.
A Complying Development Certificate may be issued for your dual occupancy for land zoned R1, R2, R3, or RU5 if the proposal meets all of the following NSW Legislation requirements:
If your proposal does not meet all of the standards you must lodge a DA.
I need a DA, what do I do next?
If your proposal does not qualify as Complying Development, you will need to lodge a Development Application.
Dual occupancy is permitted in the following zones:
- Dual occupancy (attached) - RU1, RU2, RU5, R1, R2, R3, R5
- Dual occupancy (detached) - RU5, R1, R2, R3
Find out the zoning that affects your property using Council's online mapping tool.
The NSW Department of Planning, Industry and Environment has a useful guide to the DA process.