How Long Does a Development Application Take in Australia?
18 August 2026
How Long Does a Development Application Take in Australia?
This is a question I get asked constantly, usually by someone trying to work out their holding costs or plan their finance timeline — and the honest answer is one that frustrates people who want a single, tidy number: it depends, genuinely, on your project, your council, and your state. But there are realistic ranges worth knowing, and more importantly, ways to avoid the delays that catch first-time developers off guard.
The realistic range
For most straightforward residential development applications — a duplex, a small subdivision, a modest infill project — you should expect somewhere in the vicinity of three to twelve months from lodgement to approval, depending heavily on your council, the complexity of the project, and whether any issues arise during assessment. Larger or more complex projects, or those requiring referrals to other authorities, can take considerably longer.
If that range feels wide, that's because it genuinely is — council processing times vary significantly across Australia, and even within the same state, different councils can have very different average timeframes for similar applications. Some fast-track simpler applications through streamlined pathways; others have longer queues and more thorough review processes as standard.
What actually determines your timeline
Complying Development vs a full Development Application Some straightforward projects that meet specific predetermined criteria may be eligible for a faster complying development pathway rather than a full development application, which can significantly shorten the process. Whether this is available depends on your specific project and location — it's one of the first things worth asking your town planner.
Council workload and processing capacity Some councils are simply busier than others, and processing queues vary. This is genuinely outside your control, but it's knowable in advance — ask your town planner or council directly what current average timeframes look like for your type of application.
Complexity and referrals If your application needs to be referred to other authorities — for heritage, environmental, or infrastructure reasons, for example — this adds time that's largely outside anyone's direct control once triggered.
Quality of your initial application This is the one factor genuinely within your control, and it's the single biggest lever most first-time developers underuse. A well-prepared application, informed by a pre-application meeting with council, is far less likely to trigger requests for further information — and every round of "please provide additional information" adds weeks or months to your timeline.
Objections and community consultation Some applications trigger a public notification or consultation period, and objections from neighbours can extend the assessment timeline, sometimes significantly. This is worth factoring into your planning, particularly for projects that represent a meaningful change to a neighbourhood.
The single most effective thing you can do to protect your timeline
Book a pre-application meeting with your local council before you lodge anything formally. This is the step I see skipped most often by first-time developers eager to get moving — and it's consistently the step that saves the most time in the long run. A pre-application meeting lets you find out what council actually wants to see, and what concerns they might raise, before you've locked in a design and lodged a formal application. Fixing an issue at the pre-application stage takes a conversation. Fixing the same issue after lodgement can take months.
Build the timeline into your feasibility from day one
Here's where the practical and financial sides of this question meet: council approval timeframes directly affect your holding costs. Every extra month waiting on approval is another month of interest, rates, and insurance on land that isn't yet generating a return. First-time developers who assume a fast, best-case timeline — and don't build a realistic buffer into their feasibility study — are often the ones who find their margin eroded by holding costs they didn't originally plan for.
A conservative approach: use your council's stated average processing time, add a reasonable buffer for potential requests for further information, and build that full timeframe into your holding cost estimate before you commit to a site.
What to do if your application is taking longer than expected
If your application is running past the expected timeframe, your town planner is the right person to follow up with council on your behalf and find out where things stand. This is one more reason a good town planner is worth engaging early — they generally have a working relationship with council staff and can navigate delays more effectively than someone lodging their first-ever application on their own.
Where to start
If you're planning a project and want to understand how approval timeframes might affect your specific numbers, run them through the free Quick Check Feasibility Calculator, and if you're still deciding whether development is right for you at all, the free Property Prequel Quiz is the place to start.
Take the quiz: propertyprequelquiz.com
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