Do You Need Council Approval for a Retaining Wall?

In WA, retaining walls over 0.5m need a building permit — the lowest threshold in Australia. Full details in our WA council approval guide.

What You Need Structural engineering plans Site plans Building permit application Fees: $300–$1,000+ Licensed residential builders handle this regularly. Get quotes from builders who manage the full approval process.

Ready to Start Your Project? Our free service connects Perth homeowners with WA Building Commission licensed retaining wall builders. Get free, no-obligation quotes — it’s fast, free, and there’s zero obligation.

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Do You Need Council Approval for a Retaining Wall?

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