Allowed temporary and allowed permanent signs of the type described in Subsection 16-11.25 shall be exempt from sign permitting hereunder.

No sign permit shall be issued for the erection of a prohibited sign.

Unless exempt from permitting, no permanent sign shall be erected, altered, relocated, maintained or displayed until a sign permit is obtained from and appropriate fee, if any, is paid to the Township.

A sign lawfully erected under permit may be repainted or have ordinary and customary repairs performed, including replacement of plastic or glass panels, without a new sign permit; however, if such sign is to be structurally altered in any manner, a new sign permit shall be required and the altered sign must meet all requirements of this section and this Code.