Pennsylvania Statutes Title 53 P.S. Municipal and Quasi-Municipal Corporations § 10808-A. Enactment of zoning ordinance

(a) The procedural requirements of section 608  1 shall be applicable to the enactment of a joint municipal zoning ordinance.

(b) Each municipality party to a joint municipal zoning ordinance shall enact the ordinance and it shall not become effective until it has been properly enacted by all the participating municipalities.

(c) No municipality may withdraw from or repeal a joint municipal zoning ordinance during the first three years following the date of its enactment.  If, at any time after the end of the second year following the enactment of a joint municipal zoning ordinance, a municipality wishes to repeal and withdraw from a joint municipal zoning ordinance, it shall enact an ordinance, which shall be effective no sooner than one year after its enactment, repealing the joint municipal zoning ordinance and shall provide immediately and concurrently one year's advanced written notice of its repeal and withdrawal to the governing bodies of all municipalities party to the joint municipal zoning ordinance.  The repeal and withdrawal may become effective within less than one year with the unanimous approval, by ordinance, of the governing bodies of all municipalities party to the joint municipal zoning ordinance.