A legal non-conforming sign may not be:
(A) Altered to another non-conforming sign;
(B) Structurally altered, except to bring the compliance with the provisions of this chapter;
(C) Expanded;
(D) Reestablished after its removal for 90 days; and/or
(E) Reestablished after damage of more than 50% of sign replacement cost except to bring into compliance.
(1992 Code, § 330:35) Penalty, see § 153.99