All permanent signs shall be maintained in good structural condition, in compliance with all building and electrical codes, and in conformance with this chapter, and shall adhere to the following provisions:
(A) A sign shall have no more than twenty (20) percent of its surface area covered with disfigured, cracked, ripped or peeling paint, poster paper or other material for a period of more than thirty (30) days.
(B) A sign shall not stand with bent or broken sign facing, with broken supports, with loose appendages or struts, or more than fifteen (15) degrees from vertical for a period of more than ten (10) days.
(C) A sign shall not have weeds, trees, vines, or other vegetation growing upon it, or obscuring the view of the sign from the public right-of-way from which it is to be viewed, for a period of more than thirty (30) days.
(D) An internally illuminated sign shall be allowed to stand with only partial illumination for a period of no more than thirty (30) days.
(E) Flags shall not be faded, tattered, or torn.