The standards specified for that development are that the development must--
(a) be mounted flat and securely fixed to the fascia, and
(b) involve a rigid signboard or a signboard within a rigid frame, and
(c) not project below, above or beyond the sides of the fascia, and
(d) be at least 600mm behind the alignment of any kerb within the adjacent road, and
(e) not be illuminated.