(1) A person to whom this Part applies shall be deemed to be an employee and is liable to contribute to the Fund for so many units of pension (including, where necessary, a fraction of a unit) as the Board determines will entitle that person to benefits equivalent to those to which he would have been entitled if sums had continued to be deducted from his pay under section 17 of the Ordinance in the amounts in which they were, immediately before the commencement of this section, being deducted, and his contributions for those units shall be in the same amounts.
(2) Section 5 does not apply to a person to whom this Part applies.
(3) Subject to this Act, a person to whom this Part applies shall for all purposes of this Act be deemed to be a contributor:
(a) in the case of such a person whose age for compulsory retirement under subsection (1) of section 6 of the Ordinance was fifty - five or sixty years--at rates based on a retiring age of sixty years; and
(b) in any other case--at rates based on a retiring age of sixty - five years.
(4) Subsection (1) does not affect the obligation or right of a person to whom this Part applies to contribute, in accordance with this Act, for units of pension in excess of those for which he is required to contribute under that subsection.