67 Pa. Code § 205.7
Approval of a municipal traffic engineering certification is issued by the Secretary through the Bureau of Highway Safety and Traffic Engineering. A municipal traffic engineering certification shall remain in effect until the municipality changes its municipal traffic engineer, which necessitates the submission of a new petition for certification, except that the automatic certification shall continue for first and second class cities if the new traffic engineer possesses a professional engineer's license issued by the State Registration Board for Professional Engineers; or the Secretary makes a determination, based on an evaluation of the municipality's operation under 75 Pa.C.S. § 6122(a)(2) (relating to authority to erect traffic control devices), that the municipality is not operating in compliance with Department regulations, standards and manuals.
67 Pa. Code § 205.7
The provisions of this §205.7 amended under the Vehicle Code, 75 Pa.C.S. §§ 6103 and 6122(a).