Demolition of rear building and first floor addition at the rear. Erection of a part single storey and first floor rear extensions. Alterations to the rear elevation facing Castle Mews. Change of use of rear ground and first floor Class A1 use (now Class E use) to two residential units and one office unit at ground floor level

Conversion of first and second floor offices (Use Class E) to 2no self-contained residential units (Use Class C3) involving roof extension involving rear dormer window and 2no front and 1no rear facing rooflight