(1) The principal Regulations shall be further amended in accordance with the following provisions of this regulation.
(2) In regulation 7 (lower and upper earnings limits for Class 1 contributions)—
(a) for the words “6th April 1987” there shall be substituted the words “6th April 1988”, and
(b) for the figures “£39” and “£295” there shall be substituted respectively the figures “£41” and “£305”.
(3) In regulation 115(1) (reduction of rate of Class 1 contributions payable in respect of earnings of serving members of the forces)—
(a) in sub-paragraph (a), for the figure “0.9” in each place where it appears there shall be substituted the figure “0.8”;
(b) in sub-paragraph (b), for the figure “0.95” there shall be substituted the figure “0.85”.