Canadian Forces Superannuation Regulations — 12.7
12.7 (1) Any person who becomes a contributor under the Act, having been employed in the public service but not having become entitled to an annuity or annual allowance under the Public Service Superannuation Act , or having been a member of the Royal Canadian Mounted Police but not having become entitled to an annuity or annual allowance under the Royal Canadian Mounted Police Superannuation Act , is entitled to count as pensionable service for the purposes of the Act any period of service in the regular force or any period of service described in section 6 of the Act that, under the Public Service Superannuation Act or the Royal Canadian Mounted Police Superannuation Act , as the case may be, they were entitled to count for pension purposes, if they elect, within one year beginning on the day on which they become a contributor under the Act, to pay for that period of service. (2) If the contributor elects to pay for the period of service, the amount that they are required to pay for it is (a) in the case of a period of service for which they were required to pay under the Public Service Superannuation Act or the Royal Canadian Mounted Police Superannuation Act , as the case may be, the amount determined by the following formula, together with interest A − (B − C) where A is the total amount that they were required to pay under that Act for that period of service, B is the total amount that they actually paid for that period of service, and C is the total amount, if any, that was paid to them under that Act before they made the election; or (b) in the case of a period of service for which, by the Public Service Superannuation Act or the Royal Canadian Mounted Police Superannuation Act , as the case may be, they were not required to pay, an amount, together with interest, equal to the amount that they would have been required to pay, in respect of pay equal to the pay authorized to be paid to them on the most recent occasion on which they became a contributor under the Act, had they, during that period of service, been required to contribute, (i) if that period or any portion of it was before 1966, in the manner and at the rate set out in subsection 4(1) of the Act as it read on December 31, 1965, in respect of that period or portion, (ii) if that period or any portion of it was after 1965 but before April 1, 1969, in the manner and at the rate set out in subsection 4(1) of the Act as it read on March 31, 1969, in respect of that period or portion, and (iii) if that period or any portion of it was after March 31, 1969, in the manner and at the rates set out in subsection 5(1) of the Act in respect of that period or portion. (3) For the purposes of paragraph (2)(a), interest means simple interest at 4% per annum on any amount paid to the contributor under the Canadian Forces Superannuation Act or the Royal Canadian Mounted Police Superannuation Act , as the case may be, before they made the election, from the day on which the payment was made until the day on which the election was made. (4) For the purposes of paragraph (2)(b), interest has the same meaning as in subsection 12.3(3). SOR/2025-256, s. 12