In 2016 and 2017, the NEP collated its current thinking on good development and how to incorporate biodiversity and green infrastructure at every scale: from garden and house design, through to streets, whole developments, and beyond. This advice is available to view as a pdf presentation:
Best Practice - Incorporating Biodiversity and Green Infrastructure into Development
This document will be used to help influence developers and developments where possible. It will be reviewed and updated on a regular basis.