A Township Planning Commission composed of five
members, appointed in the manner provided by law, is hereby created
and established in and for the Township of Derry. The said Township
Planning Commission may exercise all the powers and shall perform
all the duties vested by law in planning agencies for townships; provided,
the persons constituting the Township Planning Commission shall constitute
the membership of the Planning Commission hereby created and established,
and nothing in this article 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 townships at the time of the occurrence of such
vacancy.