Erection of a single-storey rear extension to shop with terraced roof area over, relocation of external rear stairway to provide access to the first floor level and use of 1st floor office accommodation as self-contained living unit, alterations to the front elevation windows and provision of associated works

Use of office building (Use Class B1a) as 2 dwellings (Use Class C3) and associated alterations including erection of rooflights to front and rear, roof lantern to side and replacement windows