Paragraph 6 Surface and foul water drainage

No part of the authorised development may commence until written details of the surface and foul water drainage systems (including means of pollution control and the principles set out in 14.7.12 of the environmental statement) have been submitted to and approved by the relevant planning authority and the sewerage and drainage authority.

The surface and foul water drainage system must thereafter be constructed in accordance with the approved details and operational before first commercial use of the authorised development.