A. 
The Borough Council may, from time to time on its own motion, or on petition, or on recommendation of the Planning Commission, amend, supplement or repeal the regulations and provisions of this chapter. Every such proposed amendment or change, whether initiated by the Borough Council or by petition, shall be referred to the Planning Commission for review and a report thereon before the Borough Council votes on the proposed amendment.
B. 
No amendment to the subdivision regulations in this chapter shall apply to or offset any application for approval of the preliminary plat or final approval or a construction permit for any preliminary or final subdivision plat which has been previously approved by the Borough Council, provided that said subdivision complies with the provisions of this chapter at the time of said approval.