22.—(1) An additional pension account must be established for each active member in respect of whom an additional pension election is made.
(2) If the member is an active member in relation to more than one employment, only one additional pension account is to be established.
(3) The additional pension account must remain open until—
(a)an additional pension is paid in respect of the member;
(b)a transfer payment is made in respect of the member’s rights to the accrued additional pension; or
(c)all additional pension contributions are refunded under regulation 62 or 66.
(4) The additional pension account must record separately the amount referable to each election made by a member under regulation 54(3)(b) (self and survivor).
23.—(1) This paragraph applies in relation to every scheme year in which an additional pension election is made.
(2) The additional pension account must specify in relation to any additional pension election made in that scheme year an amount equal to the annual rate of additional (self only) pension specified in the additional pension election.
24.—(1) This paragraph applies in relation to every scheme year in which an additional pension account is open other than the scheme year in which the account is established.
(2) The account must specify the opening balance of additional pension for the scheme year and the AP index adjustment for that opening balance.
(3) The opening balance of additional pension—
(a)for the scheme year immediately following the scheme year in which the additional pension account is established, means the amount of additional pension specified in the account as at the end of the previous scheme year; and
(b)for any subsequent scheme year, means the sum of the following amounts—
(i)the opening balance of additional pension for the previous scheme year;
(ii)the AP index adjustment for that opening balance; and
(iii)the amount of additional pension for the previous scheme year.
25.—(1) This paragraph applies if—
(a)an additional pension is payable with a partial retirement pension; and
(b)the partial retirement pension ceases to be payable regulation 85(3).
(2) The additional pension account must be re-established and credited with an amount equal to the annual rate of additional (self only) pension.