4.21.8 NON-CONFORMING SIGNS
A.   A non-conforming sign may continue to be utilized in perpetuity only in the manner and to the extent that it existed prior to the effective date of the provision of this Sign Code that first caused the sign to become non-conforming.
B.   A non-conforming sign may not be altered in any manner not in conformance with the sign regulations in the zoning district in which it is located that are in effect at the time of the alteration, except for reasonable repair and maintenance of the sign or to change the copy provided that such change does not require structural alterations.
(Ord. 17-819, passed 3-14-2017; Ord. 2020-878, passed 1-28-2020)