SPPS Strategic Planning Policy Statement Edition 2 (December 2025)·Page 61·6.113
Development Control in Areas with Surface Water Flooding History
Planning authorities should only allow development in areas with surface water flooding history when developers demonstrate through drainage assessment that flood risk can be controlled and will not increase flooding elsewhere.
Planning authorities should only facilitate development in areas where there is evidence of a history of surface water flooding when a developer is able to demonstrate, through a drainage assessment (DA), that the flood risk can be effectively controlled and mitigated and that it will not create greater potential for surface water flooding elsewhere. Particular account should be taken of adverse
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