Question to the Department for Environment, Food and Rural Affairs:

To ask the Secretary of State for Environment, Food and Rural Affairs, whether planning authorities are required to undertake checks to prevent the discharge of sewage or dirty mains water into rivers from individual (a) residential and (b) commercial properties.

The National Planning Policy Framework outlines the expectations for water-compatible development, which should make sufficient provision for water supply and pumping stations, wastewater, waste management and flood control infrastructure.