75 Pa. C.S. § 1370
No later than January 1, 2015, and on January 1 of every fifth year thereafter, the department shall report to the chairman and minority chairman of the Transportation Committee of the Senate and the chairman and minority chairman of the Transportation Committee of the House of Representatives on the utilization of special registration plates provided for in this chapter. For each special registration plate, the report shall include the number of plates then in use, the number of new plates issued annually since the preceding report and make recommendations regarding the need for the continued issuance of such plates, including an analysis of usage, cost of issuance and any required revision to fees so as to maintain necessary financial support for the highway system in this Commonwealth.
75 Pa.C.S. § 1370