Approval Pricing Calculator

Site Survey, Property Searches and Compliance Report

Initial Survey and Approval Report Cost: +$2,480

Does the property slope towards the rear boundary?

Is the property served by a drainage easement?

Engineered Drainage Solution - Additional Engineering Plan & Certificate Cost: +$980

Do any significant trees need to be removed or is the Granny Flat to be built within 3 metres of a tree trunk?

DA Approval must be sought from your Local Council - Additional Approval Cost: +$9,000
Detail Survey by a Registered Surveyor needed - AHD Survey Cost: +$300

Does the Sewer Mains run through the middle of the rear yard?

Can the structure be built 600mm or more from the Sewer Mains pipe?

Deeper Piers must be designed by a Civil Engineer - Detailed Engineering & Certificate, & Sydney Water Approval Cost: +$1,480

Concrete Encasement is required- Detailed Engineering & Certificate, & Sydney Water Approval Cost: +$1,480

Design and Submission for Certifier (or Council) Approval

Design and Submission Cost: +$4,980

Have you chosen one of our Granny Flat designs (from our website)?

Custom Granny Flat Design is needed - Cost: +$600
Learn more about our custom designed granny flats here

Certifier (or Council) Approval Granted

Total Building Approval incl. Occupation Certificate- TOTAL COST: +$2,420

Please answer all the questions above.