The Council reserves the right to amend at any time, in whole or in part, any or all of the provisions of this fund. However, no such amendment shall authorize or permit any part of the fund to be used or diverted to purposes other than for the exclusive benefit of the participants, their beneficiaries or their estates, nor shall any amendment divest a participant of benefits vested by § 27-5K. All such amendments shall comply with the applicable statutes of the commonwealth, including but not limited to the Act of May 29, 1956, P.L. (1955) 1804, as amended, 53 P.S. § 767 et seq.