(1) So far as the operation of the preceding provisions of this Part does not, by 31 December 2020, have the effect specified in subsection (2)(a) or (b), then subsection (3) shall apply.

(2) The effect referred to in subsection (1) is that the annualised amount of the public service pension of the person concerned, payable in accordance with his or her entitlement, stands -

(a) subject to paragraph (b), at the amount at which it would have stood, on the date of its award, if the Act of 2010 had not been enacted, or

(b) where the person concerned is a person to whom section 2A of the Act of 2010 applies, at the amount at which it would have stood, on the date of its award, if the Act of 2013 had not been enacted,

and the reference in subsection (3) to the relevant original amount is a reference to the amount referred to in paragraph (a) or (b), as the case may be.

(3) Where this subsection applies, the Minister shall, by order, made not later than 31 December 2020, provide that on and from a date specified in the order (and the date so specified may be a date falling after 31 December 2020) the annualised amount of the public service pension of the person concerned, payable in accordance with his or her entitlement, shall not be less than the relevant original amount.