The zoning requirements applicable to preliminary approval first granted and all other rights conferred upon the developer pursuant to Section 58-72 of this Article, whether conditionally or otherwise, shall not be changed for a period of two years after the date of final approval; provided that in the case of a major subdivision, the rights conferred by this section shall expire if the plat has not been duly recorded within the time period provided in Section
53-28. If the developer has followed the standards prescribed for final approval and, in the case of a subdivision, has duly recorded the plat as required in Section
53-54, the Planning Board may extend such period of protection for extensions of one year but not to exceed three extensions. Notwithstanding any other provisions of this chapter, the granting of final approval terminates the time period of preliminary approval pursuant to Section
53-72 above for the section granted final approval.