The Town and Country Planning (Control of Advertisements) Regulations 1992

2A.    Conditions and Limitations.E+W

(1) No such advertisement may exceed 0.3 square metre in area.

(2) Illumination is not permitted.

(3) No character or symbol on the advertisement may be more than 0.75 metre in height, or 0.3 metre in an area of special control.

(4) No part of the advertisement may be more than 4.6 metres above ground level, or 3.6 metres in an area of special control.