This latest edition brings together and updates knowledge from all the previous publications and takes into account The Flood and Water Management Act 2010 and the consultation draft of The National Standards for SuDS, as well as changes to Permitted Development planning rules for existing homes and non-residential properties. It aims to help all those involved with the development process – including designers and developers, and planning, building control and adoption officers - understand concrete block permeable paving. It deals with legal as well as practical issues and explains the different systems and techniques available, and how they can be used to meet current demands. It considers statutory requirements, the planning process, overall design, long-term performance, costs and adoption issues.