The provisions of the within Article shall govern every subdivision of land in the corporate limits of the City of Mt. Vernon, and the unincorporated area within one and one-half miles beyond such corporate limits, in order to promote the public health and the safety, convenience, comfort, and general welfare of persons resident within such areas so regulated. The within provisions shall be administered to insure orderly growth and development, the conservation, protection, and proper use of land and adequate traffic circulation, utilities and services.
(Prior Code, Art. 17, § 17.1)