Certificate of Lawfulness for a Proposed Operation: Proposed demolition of original outhouse and erection of single storey rear lean-to extension measuring 1.65m x 3.0m x 2.35m (eaves) and 2.9m (max height), together with the conversion of the existing roof space of main house to a bedroom and ensuite bathroom involving the insertion of single roof-lights to both the front anf rear roof-slopes.