Planning Compliance

Tree Compliance for Development – Mornington Peninsula Planning Guide

How to Get a Planning Permit Approved When Trees Are on Site

Getting a Planning Permit approved on the Mornington Peninsula where trees are present requires early arborist input, correct site design and compliance with Clause 52.37 and AS 4970.

Most development delays occur when tree constraints are addressed too late, leading to redesign, Requests for Further Information or refusal.

Our local Level 5 Arborists, with more than 32 years of experience, provide pre-design advice, Planning Permit arborist reports and construction-stage support to ensure fast, Council-compliant approvals. Fast-track options are available for urgent applications.

How Tree Compliance Is Assessed in Victoria

Tree compliance for development on the Mornington Peninsula is assessed under the Victorian Planning Scheme, primarily through Clause 52.37 (Urban Tree Canopy), together with planning overlays and AS 4970.

Council does not assess trees in isolation. It assesses:

  • The impact of development on canopy cover
  • Whether trees can be retained through design
  • The long-term landscape outcome of the site
  • Compliance with Tree Protection Zones (TPZ) and Structural Root Zones (SRZ) under AS 4970

Planning decisions are based on achieving a net canopy outcome, not simply whether a tree can be removed.

The below guide explains the 8-step process used to assess trees, manage impacts and successfully deliver development projects.

1

Understand Tree Constraints Early

  • Tree location, size and canopy spread
  • Tree condition, structure and retention value
  • Whether the tree meets Clause 52.37 canopy thresholds
  • Overlay triggers (SLO, VPO, ESO, DDO, Bushfire, Heritage)
  • Conflicts with building footprint, access and services

Early identification prevents costly redesign.

2

Engage a Level 5 Arborist (Pre-Design Phase)

  • Identify retention vs removal opportunities
  • Reduce TPZ/SRZ conflicts
  • Assist with site layout and design
  • Minimise Planning Permit risk

Most delays occur when arborist advice is obtained too late.

3

Planning Permit Arborist Report

  • Tree identification and assessment
  • Retention value and risk analysis
  • TPZ calculations
  • SRZ calculations
  • Impact assessment of proposed works
  • Justification for removal where required
4

Clause 52.37 Canopy Compliance

Clause 52.37 requires development to consider canopy outcomes, not just removal.

Council assesses:

  • Whether canopy loss is justified
  • Whether replacement canopy is achievable on-site
  • The long-term canopy contribution of the development
  • Alignment with neighbourhood character

Failure to demonstrate acceptable canopy outcomes is a common reason for Planning Permit refusal.

5

Deep Soil Design (Performance-Based)

Deep soil must function, not just meet dimensions.

  • Soil must support long-term root growth
  • Must allow natural drainage and oxygen exchange
  • Must be free from structural constraints (e.g. basements)
  • Must provide sufficient volume for canopy maturity
  • Must respond to coastal soil and exposure conditions

Mornington Peninsula assesses deep soil on performance, not percentage.

6

Tree Management Plan (TMP)

  • TPZ protection zones clearly defined
  • Protection fencing and no-go zones
  • Construction methodology near trees
  • Supervision stages
  • Integration with Planning Permit conditions
7

Construction Phase & Project Arborist Role

  • Site inspections and monitoring
  • TPZ/SRZ compliance checks
  • Root investigation (AirSpade where required)
  • Response to unexpected conditions
  • Certification of compliance
8

Final Certification & Compliance Sign-Off

  • Arborist certification issued
  • Compliance with permit conditions verified
  • Final sign-off supports Council approval

Common Reasons Planning Permits Are Delayed or Refused

  • Arborist advice obtained too late
  • TPZ/SRZ conflicts not resolved in design
  • Inadequate canopy replacement strategy
  • Deep soil not functional
  • Over-reliance on tree removal instead of design response
  • Incomplete or non-compliant arborist reports

Local Development Context

Across Mount Eliza, Mount Martha, Dromana and Somerville, development regularly interacts with mature canopy trees and constrained sites.

In Rye, Sorrento, Blairgowrie, Red Hill and Shoreham, overlays, sandy soils, wind exposure and vegetation controls require detailed arborist input.

Basements and split-level designs often create TPZ/SRZ conflicts, early arborist involvement is critical.

Summary – How to Achieve Approval

  • Early arborist involvement
  • Accurate Planning Permit arborist reports
  • Clause 52.37 canopy compliance
  • Functional deep soil design
  • AS 4970 protection measures
  • Project Arborist supervision
  • Demonstrating retention-first design

Projects that integrate these early achieve faster approvals.

Suburbs We Service Throughout Mornington Peninsula

We provide tree reports across the entire Mornington Peninsula, including coastal, hinterland and growth areas:

Southern Peninsula (Coastal)

  • Portsea
  • Sorrento
  • Blairgowrie
  • Rye
  • Tootgarook

Central Peninsula (Coastal Strip)

  • Rosebud
  • Capel Sound
  • McCrae
  • Dromana
  • Safety Beach

Northern Peninsula (Bayside Growth)

  • Mount Martha
  • Mornington
  • Mount Eliza

Western Port / Eastern Peninsula

  • Hastings
  • Bittern
  • Crib Point
  • Somers

Hinterland / Green Wedge

  • Red Hill
  • Red Hill South
  • Main Ridge
  • Merricks
  • Merricks North
  • Merricks Beach
  • Shoreham

Inland Growth Areas

  • Somerville
  • Tyabb
  • Moorooduc
  • Baxter

Need a Fast-Track Planning Permit Arborist Report?

Our local Level 5 Arborists provide fast, Council-compliant arborist reports for development across the Mornington Peninsula.

With 32+ years of experience, we help property owners, builders and developers navigate tree constraints, Clause 52.37 and AS 4970 compliance, ensuring your project moves forward without delays.

We offer fast-track inspections and report delivery, with reports prepared for Planning Permit submission and Council approval.

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Call now or email us for fast, expert help with your tree permit or report. Rest easy, we handle everything from start to finish.

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Fast-track reports available for urgent applications.