A retaining wall is designed to hold back filling soil or to support excavation work.

You may need a Planning Permit, Building Permit or both to build a retaining wall.

How to use this guide

To help you work out which permits you need, begin at Step 1 and answer the questions one at a time. You may be asked to look at property zoning, measure the wall, and assess the wall's position in relation to property boundaries.

Before you begin

Before finalising your design:

Examples of retaining walls

Examples of retaining walls

If you need help with Planning Permits, contact our Statutory Planning team on 9278 4888 or email Statutory Planning.

If you need help with Building Permits, contact our Building Services team on 9278 4999 or email Building Services.

    In this guide: