(1) The Board of Trustees of the Arkansas Public Employees' Retirement System shall promulgate rules as it deems necessary from time to time in order to fully comply with federal requirements that may affect the members or the members' benefits under this subchapter.
(2) In meeting its obligation to its members, the board may promulgate rules to: Establish the regular retirement age for members consistent with the provisions of the Internal Revenue Code, 26 U.S.C.S. § 411; and
(3) Maintain the Arkansas Public Employees' Retirement System's retirement plan tax qualification status by the federal government to remain tax exempt and tax qualified under the Internal Revenue Code, 26 U.S.C. § 401(a).