Sustainable drainage (SuDS) statutory guidance

Welsh Government, 2026
Sustainable drainage (SuDS) statutory guidance Download document

Document Status

Current

Supplement

Core Supplement

Abstract

Comprises statutory guidance on sustainable drainage (SuDS) for local authorities on the implementation of Schedule 3 to the Flood and Water Management Act 2010, the mandatory use of SuDS on new developments and approval and adoption by the SuDS approving body (the SAB). Covers: implementation, SuDS approval, SuDS adoption, when things don't go to plan, advice notes for the design and construction of SuDS in different settings, 3 step SAB process for single dwelling developments and application checklist for small agricultural development.

History

Last updated: 24 March 2026. Document type: guidance. First published: 1 June 2019.

ISBN

9781837454297

Subjects

  • Civil engineering, infrastructure and public utilities
  • Public health/water engineering
  • Building services
  • Liquid/gas supply
  • Water supply
  • Green issues/sustainability/green buildings
  • Special subject areas
  • Pollution/waste disposal/contaminated land
  • Environmental issues/energy
  • Water Management

Publisher History

The Welsh Government is the devolved government for Wales. They publish a number of strategies, policies, consultation papers, circulars, leaflets and posters. Previously known as Welsh Assembly Government.

Information

NBS

NBS has produced specification systems and information products for construction industry professionals for more than 40 years. The National Building Specification is the recognised UK national standard and is used by over 5,000 organisations. NBS is part of RIBA Enterprises Ltd.

Accuris

We connect trusted knowledge to customers' workflows – mitigating risk, increasing efficiency and accelerating innovation For more than 60 years, leading R&D and engineering-intensive organizations have relied on us to achieve on-time, on-budget delivery of complex projects and new products. We deliver an unparalleled combination of technical content and Artificial Intelligence (AI) technologies to surface answers from the vast universe of technical knowledge, both inside and outside the organization. In a single interface, we connect the dots between information scattered across many different sources, allowing technical professionals to make better, more informed decisions faster.