1177.06 PRELIMINARY PLAT APPROVAL PERIOD.
   The approval of the preliminary plat shall be effective for a maximum period of 12 months unless the first section has been filed for final approval. If no subsequent sections are filed within 2 years from the recording of the previous sections, the approval of the remainder of the preliminary plat is no longer effective. The terms under which the approval is granted will not be affected by changes to these Regulations during the maximum period of 12 months.