A.
Proposals for amendment, supplement, change, modification or repeal may be initiated by the governing body or by the Planning Commission.
B.
In case of an amendment other than that prepared by the Planning Commission, the governing body shall submit each such amendment to the Montgomery County Planning Commission and Horsham Township Planning Commission in accordance with the Municipalities Planning Code.
C.
Within 30 days after adoption, the governing body shall forward a certified copy of any amendment to this chapter to the Montgomery County Planning Commission.