PPS 12 Housing in Settlements·Page 46·Type 3
Type 3: Established Residential Areas
Covers areas with established residential character, potentially including minor non-residential uses that maintain consistent character.
Established residential areas, possibly with minor non-residential uses, having a broadly similar character.
Source — /Users/richardhill/Documents/planning-arch-project/data/documents/regional/PPS 12 - Housing in Settlements.pdf