Section 333.114a - Preemption(a) Except as set forth in subsection (b), this act shall preempt and supersede any local ordinance or rule concerning the subject matter of this act.(b) This section does not prohibit local regulation pursuant to an ordinance which was adopted by a municipality prior to January 1, 2006, and which remained in effect on January 1, 2006.1968, Jan. 17, P.L. 11, No. 5, § 14.1, added 2006, July 9, P.L. 1077, No. 112, § 5, imd. effective.