State Jurisdictional Framework: NSW
Granny Flats & Secondary Dwellings in New South Wales
Statutory council planning controls, Fair Work CW3 benchmarks, and local government calculators for granny flats & secondary dwellings across New South Wales.
Benchmark Installed Rate
$2200 –$3800/m²
Statutory Reference: State Environmental Planning Policy (Housing) 2021 - Chapter 3Under NSW Housing SEPP, a 60 sqm secondary dwelling does not require a full council DA if it meets CDC standards on a lot of at least 450 sqm. Private certifier approval can be issued within 20 days.
Select Your Council Area in NSW
Select your Local Government Area to open the interactive calculator and local DA checklist.
Metro Council
City of Blacktown
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Metro Council
City of Liverpool
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Metro Council
City of Parramatta
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Metro Council
City of Penrith
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Metro Council
Northern Beaches Council
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Metro Council
Randwick City Council
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Metro Council
Sutherland Shire
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Metro Council
The Hills Shire
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