Learn · Hazards and constraints
How to check bushfire risk before buying a property
Separate prone designation, planning overlay, hazard and a site BAL. A map is not a construction rating.
Districts Research · ·
Bushfire screen
Prone-land mapping is not a BAL. Construction cost sits in the assessment, not the tint.
- LotWhether a state layer intersects
- VegetationWhy an assessment may be needed
Swipe the panels.
What this word means
How do I check whether a property is bushfire prone, and what does that designation actually require?
Bushfire on a lot is usually four different facts. A prone designation says the land is in a mapped hazard area under the building or planning system. A planning overlay or code adds permit tests. A hazard rating describes vegetation and slope on or near the site. A bushfire attack level (BAL) is a site construction rating under the building system. The map is the first fact. It is not the fourth.
Terms differ. New South Wales uses bush fire prone land maps certified with the NSW Rural Fire Service. Victoria splits designated bushfire-prone areas (building) from the Bushfire Management Overlay (planning). Western Australia’s Map of Bush Fire Prone Areas designated on 13 December 2025 is the current statewide designation. South Australia uses six Code bushfire overlays. Tasmania’s Bushfire-Prone Areas Code mainly catches subdivision and vulnerable or hazardous uses; most building work sits in the building system. The Northern Territory’s published overlay examples are flooding and storm surge; fire management also sits in Bushfires NT legislation. Do not import a Victorian BMO into a Darwin lot.
Designation, planning control, hazard and BAL
Write the four labels before you price anything. A listing that says “bushfire prone” has named at most the first.
| Fact | What it is | Typical source |
|---|---|---|
| Prone designation | The lot sits inside a mapped bushfire-prone or bush fire prone area. | State or territory map; often also a planning certificate or vendor statement. |
| Planning control | A permit pathway, overlay or code applies to a use or division. | Scheme, Code or Territory Plan clause. Not every prone lot has a planning overlay. |
| Hazard on the site | Vegetation, slope, aspect and access as they exist now. | A site assessment. Maps lag clearing, revegetation and new estates. |
| BAL or construction standard | A site rating that drives how a new building must be constructed. | A qualified assessor under the building system. The map cannot issue this. |
Current official terms by jurisdiction
Planning and building systems are state and territory matters. Use the row for the land you are buying.
| Jurisdiction | Designation / planning control | Hosted limit |
|---|---|---|
| NSW | NSW RFS bush fire prone land tool; Planning for Bush Fire Protection 2019 for DAs from 1 March 2020; s10.7 certificate to confirm. | The RFS tool says the outcome is valid for the day of the enquiry. Maps are updated as the Commissioner certifies them. The certificate is the contract confirmation. |
| Victoria | VicPlan / planning property report: designated bushfire-prone area (building) and Bushfire Management Overlay (planning). s32 must state if the land is in a designated BPA. | BMO land is also BPA by default. BPA is a building trigger (minimum BAL 12.5 for new homes, higher if a site assessment says so). BMO adds planning permit tests such as defendable space and water. A definition plan can measure a partial BPA or overlay. |
| Queensland | Council scheme bushfire overlay if the council has locally identified a bushfire prone area; otherwise the SPP interactive mapping system. | The SPP definition uses the local instrument first. Statewide mapping is a fallback and can be locally refined. DAMS is not the building certificate. |
| Western Australia | Map of Bush Fire Prone Areas designated 13 December 2025; SPP 3.7 and the Planning for Bushfire Guidelines; Landgate property interest report. | Additional planning and building requirements may apply inside designated areas. The map is a designation, not a BAL. |
| South Australia | Planning and Design Code bushfire overlays: General, Medium, High, Outback, Regional, Urban Interface. | A statewide bushfire overlay Code amendment has been initiated to review those six overlays. Read the current Code on SAPPA, not an older brochure. |
| Tasmania | C13.0 Bushfire-Prone Areas Code; statewide bushfire overlay maps; Building Act 2016 for most building work. | The State Planning Office says most building work is not considered under the planning code. Subdivision and vulnerable or hazardous uses are the usual planning triggers. |
| ACT | ACTmapi bushfire map and the Strategic Bushfire Management Plan bushfire-prone area. | The published BPA dataset is for information. The ACT Government says it does not guarantee completeness because vegetation and land use change. Rural ACT is already declared BPA for construction-assessment purposes. |
| Northern Territory | NT Planning Scheme overlays (flooding and storm surge are the published examples) plus Bushfires NT fire management zones and areas. | Do not assume a BAL overlay exists because other states have one. Check Land Information Search and Bushfires NT for the parcel. If no planning overlay is listed, that gap is the finding. |
Why the map is not a site BAL
A BAL is worked out from the site: vegetation type and distance, slope, and the building’s position. The same mapped polygon can produce different BALs on two neighbouring lots, and a different BAL after the neighbour clears. Victorian guidance says new homes in a BPA start at a minimum BAL 12.5 and may go higher after assessment. NSW complying development cannot be used on BAL-40 or flame-zone land. Those are building-system facts. They are not printed on the planning colour.
This page does not reproduce construction standards. If you will build or substantially alter, you need a person who is allowed to issue a BAL or a bushfire hazard management plan in that jurisdiction.
When you need a consultant, and when the map is enough to walk
The map is enough to decide that bushfire is a live question: get an insurance quote, ask the lender, and read the planning clause before you offer. A consultant is needed when you intend to build, subdivide, create a second dwelling, or when the intended use is vulnerable (aged care, childcare, hospital) or hazardous. Tasmania’s planning code is built around those last two uses plus subdivision.
Some sites fail the intended use at the planning gate: no second access, no defendable space that leaves a building envelope, or a flame-zone rating that the budget cannot carry. That is a constraint, not atmosphere. See why an overlay is not automatically unbuyable.
Traps that confuse a prone map with a rating
- Treating “not on the map” as “will not burn”. Ember attack travels. The NSW RFS tool says land not identified can still be affected.
- Using yesterday’s RFS screenshot after a new map is certified.
- Importing a BAL from a neighbour, or from a listing.
- Ignoring the building system in Tasmania because the planning code did not trigger.
- Assuming the Northern Territory uses the same overlay-plus-BAL model as Victoria.
What a bushfire map does not establish
It does not establish a site BAL, defendable-space layout, water-tank size, or an insurer’s terms. It does not replace the s10.7, s32 or other disclosure used in that state. Districts, where a bushfire overlay is loaded, lists the intersecting layer. That is a screen. Where the category was not queried, it is unknown.
How Districts lists bushfire overlays
Where a planning adapter has retrieved a bushfire category, the property page lists the overlay name and materiality with the source date. Districts does not calculate a BAL and does not interpret Planning for Bush Fire Protection or SPP 3.7. See planning overlays.
How to confirm designation and the next document
- Official map in the table, on the day you act.
- Planning certificate or vendor statement used in that jurisdiction.
- Scheme, Code or Territory Plan clause if a planning control applies.
- Insurance quote and lender question for this address.
- A qualified site assessment before you commit to building or subdividing.
Common questions
If the lot is bushfire prone, do I need a planning permit?
Not always. Victoria’s BPA is mainly a building trigger; the BMO is the usual extra planning trigger. Tasmania’s planning code often does not assess ordinary building work. Read the row for that state.
Can I use a BAL from a previous owner’s plans?
Only as history. Vegetation and standards change. A new assessment is what the building system will look at for new work.
How Districts derives it
Explore using Districts
Sources
Official material this page used. Dates are when Districts checked the page, not the life of the instrument.
NSW Rural Fire Service
Check if you are in bush fire prone land
Online tool is valid for the day of enquiry; confirm on the s10.7 certificate.
Checked
NSW Department of Planning
Planning circular PS 20-001, Planning for Bush Fire Protection 2019
PBP 2019 applies to DAs and planning proposals lodged from 1 March 2020.
Checked
Department of Transport and Planning (Victoria)
Building in designated bushfire prone areas
BPA versus BMO; BMO land is also BPA; BPA triggers BAL construction standards.
Checked
Consumer Affairs Victoria
Vendor must declare if land is in a designated bushfire-prone area.
Checked
Queensland Government
SPP interactive mapping as the statewide bushfire-prone fallback when a council has not locally identified the area.
Checked
Department of Fire and Emergency Services (WA)
Current Map of Bush Fire Prone Areas designated 13 December 2025; SPP 3.7 applies inside designated land.
Checked
PlanSA
Six Code bushfire overlays and the statewide bushfire overlay Code amendment process.
Checked
State Planning Office Tasmania
C13 Bushfire-Prone Areas Code; most building work assessed under the Building Act 2016.
Checked
ACT Government planning
ACTmapi as the public bushfire-prone and Territory Plan map.
Checked
NT Government
Published overlay examples are flooding and storm surge; check NT Atlas for what actually applies.
Checked
Related guides
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How to check flood risk before buying a property
Screen riverine, overland and coastal flood maps, then climb from overlay to council levels. A polygon is not insurance or safety.
Hazards and constraints
Environmental overlays buyers should understand
Mini-references for biodiversity, vegetation, waterways, heritage, contamination, acid sulfate, landslip and coastal layers. Map is a trigger.
Hazards and constraints
Why a hazard overlay does not make a property unbuyable
Worked examples of overlays that change a project and overlays that end it. No reassurance. Some constraints are severe.
Planning and development
How to read planning overlays and constraints
An overlay is not one Australian idea. Name the type, find the text, and record whether it covers the whole lot or a strip.
Research purposes only. Not personal financial advice, a valuation, or a planning certificate. Always speak to a licensed financial adviser before you act.