All lands, buildings, structures, or appurtenances thereon located within the city which are hereafter occupied, used, erected, altered, or converted shall be used, placed and erected in conformance with the zoning regulations prescribed for the zoning district in which such land or building is located except as hereinafter provided.
(Code 1997, § 159.020; Ordinance 74-36, adopted 11/20/1974; Ordinance of 10/20/1993; Ordinance 97-35, adopted 7/2/1997)