The existing Zoning Ordinance, adopted on July 7, 1966, as Ordinance No. 920, and entitled "Zoning Ordinance of the Borough of Lansdale," and all supplements and amendments thereto, is hereby repealed; provided, however, that if the present chapter is held to be ineffective or invalid by reason of some irregularity in or impediment to its passage, this repealer shall also be ineffective as aforesaid. Then and in that event, the Zoning Ordinance of 1966, together with its supplements and amendments, would necessarily remain in full force and effect.
The effective date of this chapter shall be 60 days after enactment.