It shall be unlawful for any owner, agent or person having control of any land within the City or within the unincorporated area lying within three miles of the corporate limits of the City, to subdivide or lay out such land in lots unless by a plat in accordance with the regulation contained herein. No plat shall be recorded and no lot shall be sold from such plat unless and until approved as herein required. (Ord. 77-55. Passed 9-6-77.)