PPS 6 Addendum Areas of Townscape Character·Page 13·7.8
Alterations and Extensions in Conservation Areas
Alterations or extensions to properties in conservation areas will normally be acceptable where they are sensitive to the existing building, in keeping with the character and appearance of the particular area, and do not prejudice the amenities of adjacent properties.
Proposals for the alteration or extension of properties in a conservation area will normally be acceptable where they are sensitive to the existing building, in keeping with the character and appearance of the particular area and will not prejudice the amenities of adjacent
Source — /Users/richardhill/Documents/planning-arch-project/data/documents/regional/PPS 6 - Addendum Areas of Townscape Character.pdf