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

To ask the Secretary of State for Environment, Food and Rural Affairs, what assessment she has made of the potential merits of mandating sustainable drainage systems for all new housing developments in England.

Defra carried out a review into making sustainable drainage systems mandatory for new developments in England. The review was published on 10 January 2023 and the Government is now looking at how best to implement through Schedule 3 to the Flood and Water Management Act 2010. Final decisions on scope, threshold and process will be made following a public consultation later this year and implementation will take place during 2024.