The area of a sign shall be considered to be that of the smallest rectilinear figure which encompasses all lettering, wording, design or symbols, together with any background difference on which the sign is located if such background is designed as an integral part of and related to the sign. Any cut-outs or extensions shall be included in the area of a sign but supports and bracing which are not intended as part of the sign shall be excluded. In the case of a double-faced sign, the area of the sign shall be considered to include all faces visible from one direction. The area of a wall or window sign consisting of individual letters or symbols attached to or painted on a surface, building, wall or window shall be considered to be that of the smallest rectangle which encompasses all of the letters or symbols.
(Code 1989, § 92.148)