39. For the purpose of calculating a member’s (P’s) amount of earned pension for a pay period—
(a)if P’s pensionable earnings are reduced during sick leave, adoption leave, maternity leave, parental leave, paternity leave or additional paternity leave, P’s pensionable earnings for that period include P’s notional pensionable earnings; and
(b)if an election under regulation 26 has effect or is taken to have effect for that period, are an amount equal to P’s notional salary.