73 Pa.C.S. § 4322
The board of commissioners may prohibit and regulate the smoking or carrying of lighted cigarettes, cigars, pipes or matches and the use of matches or fire-producing devices. An ordinance enacted or regulation or resolution adopted under this section shall not regulate smoking in a manner that conflicts with the act of June 13, 2008 (P.L.182, No.27), known as the Clean Indoor Air Act.