Whenever the owner of property is desirous of, or whenever it is deemed essential, or public necessity, convenience and general welfare require a change or modification of the boundaries of any zone classification as established in Chapters 18.10 through 18.38 of this title, and/or set forth on the Official Zone Map, such change or modification shall only be in the form of an amendment by ordinance to this title, and the Official Zone Map, as provided in this article.
(Prior code § 9214.04)