Local Council Planning Overlay & Compliance Checking
Planning & Constraints Analysis
Understand what you can and cannot build on a property before you buy or design. Our planning constraints analysis automatically checks local council planning overlays, heritage registers, flood data, and development application history to identify restrictions and opportunities.
Key Capabilities
What's Included
Character Housing Overlay
Identifies properties within character housing or traditional building character overlay areas. These provisions affect demolition controls, building height, form, and materials for new construction and alterations.
Flood Overlay & Risk Assessment
Checks river and creek flood overlays with property-level flood depth data where available. Flood overlay status affects insurance, building requirements, minimum floor levels, and can significantly impact property value.
Heritage Overlay (Local & State)
Checks both local council heritage listings and state heritage register entries. Heritage-listed properties have strict controls on alterations, materials, and demolition.
Basement Compliance Testing
For properties considering basement construction, our tool tests the proposed design against the local planning scheme's basement definition at key perimeter points.
Process
How It Works
Property Location Lookup
Enter the property address to retrieve its cadastral lot and plan details, which are used to query the relevant council's spatial overlay databases.
Overlay Intersection Analysis
The system checks the property boundary against all relevant planning overlays: character, heritage, flood, landslide, and biodiversity. Results are returned as a traffic-light summary.
DA History Review
Planning Alerts API is queried for recent development applications within proximity of the property. This reveals what neighbours have built and approval trends.
Compliance Assessment
For specific build scenarios, the system assesses compliance with relevant overlay provisions and generates a summary of constraints, required approvals, and potential resolution options.
Data Sources
All data is sourced from publicly available datasets and official APIs. No proprietary or private data is used.
- Local Council Planning Schemes — Spatial overlay data via open data portals
- State Heritage Registers — State heritage listings
- Local Council — Local heritage listings
- Planning Alerts API — Development application tracking
- Council Flood Maps — Property-level flood depth data
- Council Open Data — Zoning and suburb boundary data
Key Benefits
Transparent, data-driven analysis to support, not replace, professional property advice.
- Traffic-light constraint summary at a glance
- Identifies all relevant planning overlays for the property's council
- Flood depth data at the property level where available
- Development application history in the surrounding area
- Basement compliance testing against local planning scheme definitions
- Heritage and character overlay impact assessment
Important Disclaimer
Planning constraint analysis is based on publicly available council data and may not reflect the most recent amendments or site-specific conditions. Always verify constraints directly with your local council and consult a qualified town planner.
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