the entitlement of the individual to, and the amount of, additional pension shall be determined as if the individual had been an employed earner and, accordingly, all of the primary Class 1 contributions in question had been properly paid;

in the case of an individual who is entitled to a transitional award of incapacity benefit, regulations made by virtue of Article 6(8) of the Social Security (Incapacity for Work) (Northern Ireland) Order 19944 (provision during transition from invalidity benefit to incapacity benefit for incapacity benefit to include the additional pension element of invalidity pension) shall have effect as if, in relation to the provisions in force before the commencement of that Article with respect to that additional pension element, the individual had been an employed earner and, accordingly, all of the primary Class 1 contributions in question had been properly paid, and

where any amount calculated by reference to the contributions in question has been paid in respect of the individual by way of minimum contributions under section 39 of the Pension Schemes (Northern Ireland) Act 19935 (payment of minimum contributions to personal pension schemes), the individual shall be treated for the purposes of that Act as if he had been an employed earner and, accordingly, the amount had been properly paid.

Category A retirement pension;

Category B retirement pension for widows or widowers;

widowed mother’s allowance and widow’s pension, and

incapacity benefit (except in transitional cases).