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Subdivision and planning changes from around Australia, and what they could mean for your block. Looking for the rules in your state? Read our subdivision guides.
A draft change to the Tasmanian Planning Scheme would raise the maximum size of a secondary residence from 60 m² to 90 m². The Tasmanian Planning Commission held hearings in September 2026 and has not yet reported.
Read moreNorthern Beaches Council's draft comprehensive LEP would allow dual occupancies on R2 land from 800 m² (attached) or 900 m² (detached), and their subdivision into lots of at least 400 m². It is not yet in force.
Read moreCanberra's Missing Middle reforms took effect on 1 July 2026. RZ1 blocks can now be subdivided into lots of at least 350 m², and a 50% lease variation charge discount applies to new homes.
Read moreVictoria's new three-stream planning permit system is law but not yet in force, with a default start date of 29 October 2027.
Read moreBrisbane's More Homes, Sooner changes took effect on 18 September 2026, allowing 120 m² lots in part of the Low-medium density residential zone.
Read moreWA proposes abolishing the average lot size rule for R20 and below, letting 700 m² blocks be split. Consultation is expected late 2026; nothing has changed yet.
Read moreA proposed NT Planning Scheme amendment would cut the Zone LR minimum lot size from 800 m² to 450 m² and allow battle-axe lots in limited cases.
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