Planning and Development (Significant Development) Regulations 2024Law:S54276:atom:currency2026-05-05T00:00:00.0000000+08:00Planning and Development (Significant Development) Regulations 2024S54276:2025052908222025-05-29T08:22:00.0000000+08:00Planning and Development (Significant Development) Regulations 2024Planning and Development (Significant Development) Regulations 2024PCO Helpdesklegislation@pco.wa.gov.au