7.— (1) Other than in accordance with section 15, no provision of a pre-existing public service pension scheme shall apply or be applied in respect of the service of a public servant to which the Scheme relates and, accordingly—

(a) the Superannuation Acts,

(b) in respect of service in the Central Bank of Ireland and subject to section 6 (1), the enactments relating to pensions and other benefits for the like purpose and to the like effect as the Superannuation Acts, and

(c) any other enactment or administrative measure for the like purpose and to the like effect as the Superannuation Acts and of either general or limited application,

shall be read subject to this subsection.

(2) Nothing in subsection (1) shall be read as limiting or restricting the performance of any function (including the making or amendment of a superannuation scheme or arrangement) in respect of the service of members of a pre-existing public service pension scheme.