71 Pa. C.S. § 5955.1
It is hereby found and declared that the provisions of this part constitute a bona fide retirement or pension plan within the meaning of the Age Discrimination in Employment Act of 1967 ( Public Law 90-202, 29 U.S.C. § 621 et seq.) and the act of October 27, 1955 (P.L. 744, No. 222), known as the Pennsylvania Human Relations Act, and that the intent ofsection 5955 (relating to construction of part) as originally enacted and as subsequently amended is to require the pension rights of State employees to be determined solely by this part and any amendments thereto, regardless of any other provision of State law, subject only to such further requirements, exceptions or limitations as may be set forth in section 5955 or as may be imposed by reason of any provision of the Federal or State Constitution. Any provision of this part which is not inconsistent with the provisions of the Age Discrimination in Employment Act of 1967 as amended by the Older Workers Benefit Protection Act ( Public Law 101-433, 104 Stat. 978) and the rules and regulations of the Federal Equal Employment Opportunity Commission under such Federal laws shall be deemed not inconsistent with such provisions of the Pennsylvania Human Relations Commission Act as relate to discrimination on the basis of age with respect to the terms, conditions or privileges of employment.
71 Pa.C.S. § 5955.1