Paragraph 18 Surface and foul water drainage

No phase of the authorised development can commence until written details of the surface and foul water drainage system for that phase have been submitted to and approved by the local planning authority in consultation with the Environment Agency and lead local flood authority on matters related to its functions.

The details submitted under sub-paragraph (1) must be in accordance with and include the plans and strategies referred to in the flood risk assessment and the surface water drainage strategy.

The surface and foul water drainage system for the relevant part of the authorised development must be implemented in accordance with the approved details and maintained throughout the operation of the relevant part of the authorised development to which the plan relates.