PPS 21 Sustainable Development in the Countryside·Page 24·5.17
Design solutions for vernacular dwelling replacement
Where vernacular dwelling replacement is acceptable in principle, encouragement is given to retain and incorporate the existing structure to promote imaginative design that retains visual links with the past.
Where the replacement of a vernacular dwelling is considered acceptable in principle, the encouragement provided in this policy to retain and incorporate the existing structure into the overall layout of the development scheme is intended to promote imaginative design solutions that will help retain a visual link with the past.
Source — /Users/richardhill/Documents/planning-arch-project/data/documents/regional/PPS 21 - Sustainable Development in the Countryside.pdf