5.—(1) It is hereby directed that the sums specified in paragraph (2) shall be increased from and including the respective dates specified in Article 6.
(2) Sums which are payable by virtue of section 11(1) of the Pension Schemes Act (increase of guaranteed minimum where commencement of guaranteed minimum pension is postponed) to a person who is also entitled to a Category A or Category B retirement pension (including sums payable by virtue of section 13(2) of that Act) shall be increased by –
(a)3·1 per cent. of their amount apart from this Order where the increase under section 11(1) is attributable to earnings factors for the tax year 1987-88 and earlier tax years(1); and
(b)0·1 per cent. of their amount apart from this Order where the increase under section 11(1) is attributable to earnings factors for the tax years 1988-89 to 1996-97 inclusive.
See section 132(4) of the Social Security Administration (Northern Ireland) Act 1992 as amended by paragraph 41(c) of Schedule 7 to the Pension Schemes (Northern Ireland) Act 1993; see also the Guaranteed Minimum Pensions Increase Order (Northern Ireland) 2005 (S.R. 2005 No. 81)