(i) as a result of the development, the height of the gate, fence, wall or means of enclosure does not exceed its former height, or two metres above ground level, whichever is the greater; and
(ii) it does not involve development within the curtilage of, or to a gate, fence, wall or other means of enclosure surrounding a listed building; and where no part of the development is within a designated area
development on operational land consisting of the erection of a building where
(i) the cubic content of the development does not exceed 100 cubic metres; and
(ii) as a result of the development, the height of the building does not exceed 15 metres above ground level, or its former height, whichever is the greater; and where no part of the development is within a designated area