Construction industry research and information association guide In this section ⠀ Background information⠀ What a SAB is and what it means for your development Pre-application enquiries⠀ We offer a pre-application service for developers and applicants Adoption agreement⠀ We must adopt drainage systems which satisfy certain conditions Approval standards⠀ National statutory standards for Sustainable Drainage Systems Determination of applications⠀ How applications are determined Pay SAB application fees⠀ How to pay your application fees Full SAB Application forms⠀ You must have approval before starting work on site Full application fees⠀ Use the SAB fee calculator to work out your project costs SuDS Design guide⠀ Design guide for Sustainable Urban Drainage Systems