From Wazeopedia
=== Red light cameras ===
Red light cameras are legal in a few cites and suburban townsin Pennsylvania. The following cities & municipalities that are the only places where the use of Red Light Cameras are permitted. Philadelphia, Pittsburgh, and municipalities with a population >20,000 and police departments accredited by the Pennsylvania Chiefs of Police Association in Bucks, Chester, Delaware, and Montgomery Counties & have a local ordinance permitting the use of Red Light Enforcement Cameras. See [ Red Light Camera Laws in Pennsylvania]
=== Speed cameras ===