From and after April 1, 1984, these regulations shall govern each and every subdivision of land within the corporate limits of the city as now or hereafter established. Preliminary plats approved under subdivision regulations in force and effect prior to April 1, 1984, shall be governed by the regulations in force and effect at the time of plat approval and shall become null and void at the expiration of the time period for filing of a final plat under such regulations, provided that the applicant may submit on or before expiration date the whole or any part of the preliminary plat for final approval, and that the time for filing such final plat may be extended by the council.

(Code 1964, § 19.503; Ord. No. 10099, § 1, 3-5-84)