61. If a stabilization fund is established within a pension plan, the fund described in subparagraph 3 of the first paragraph of section 7 is deemed to have been established. The rules set out in this Act apply to such a fund from the effective date of the agreement between the parties or of the arbitrator’s decision under Chapter IV.
Service prior to the establishment of the fund is deemed to be the prior service under that plan for the purposes of this Act.