Category regulations-costs

Granny Flat ACT Rules 2026 Canberra Secondary Residence Guide

Granny flat ACT rules allow a secondary residence up to 90 square metres on many standard residential blocks of 500 square metres…

Granny flat approval process Australia still splits into a planning pathway plus a building pathway. In NSW the common fork is CDC…

NCC 2022 granny flat rules still apply to compact backyard dwellings: 7-star NatHERS, condensation detailing and a whole-of-home energy budget.

Granny flat setbacks NSW are set by the Housing SEPP for Complying Development, then tightened by your lot width, building height and…

Yes: almost every new BASIX granny flat NSW project needs a BASIX certificate covering energy, water and thermal comfort before a Complying…

Granny flat rules Queensland in 2026 start with the Queensland Development Code: on most residential lots you can build a secondary dwelling…

Granny flat regulations Australia are not national: each state sets its own size cap, setbacks and approval path.

Granny flats SA are allowed on many residential lots in 2026 when the Planning and Design Code is met. Typical internal caps…

Victoria small second dwelling rules let most standard residential lots skip a planning permit for a granny flat up to 60 m². You…

Tasmania granny flat rules in 2026 still start at 60 m². March 2026 reforms propose 90 m² on many residential lots, but building permits…

Granny flats Melbourne can skip a planning permit on most standard lots up to 60 m², but you still need a building permit.…

Granny flat rules NSW in 2026 still split CDC from DA, with a typical 60 m² cap on lots of at least 450 m²…