PPS 12 Housing in Settlements·Page 46·Type 1
Type 1: Vacant or Under-Utilised Land
Identifies distinct areas of vacant or under-utilised land for potential development, with minimum site sizes or dwelling potential criteria.
Distinct areas of vacant/under utilised land – sites as a general rule should be of 0.1 hectares minimum size or with a potential of 10 dwellings minimum or less if local circumstances permit.
Source — /Users/richardhill/Documents/planning-arch-project/data/documents/regional/PPS 12 - Housing in Settlements.pdf