Amounts of certain benefits under the Contributions and Benefits Act

3.  The following sums shall be increased to the amounts set out in the Schedule—

(a) the sum specified in Part I of Schedule 4 to the Contributions and Benefits Act for Category B retirement pension where section 48A(4) or 48AA(4) applies;

(b) the sum specified in Part III of that Schedule for Category D retirement pension; and

(c) the sums specified in Part V of that Schedule for widow’s pension (apart from the amount of the initial rate) and widower’s pension.