A borough planning commission, composed of five members, appointed
in the manner provided by law, is hereby created and established in
and for the Borough of Zelienople. The said Planning Commission may
exercise all the powers and shall perform all duties vested by law
in planning agencies for boroughs, provided that the persons constituting
the Borough Planning Commission now functioning in the Borough shall
constitute the Planning Commission hereby created, and nothing in
this chapter shall affect the tenure of any member of the said present
Planning Commission. But all vacancies hereafter occurring in the
said Planning Commission, regardless of the cause thereof, shall be
filled according to the provisions of the law governing planning agencies
in boroughs at the time of the occurrence of such vacancy.