19-3-906. Early retirement benefit. (1) (a) Until October 1, 2011, for a member hired prior to July 1, 2011, the amount of the early retirement benefit payable following early retirement is the actuarial equivalent of the accrued portion of the service retirement benefit that would have been payable to the member commencing at age 60 or upon completion of 30 years of membership service pursuant to 19-3-904(1).

(b) The early retirement benefit must be determined as prescribed in 19-3-904(1), with the exception that the benefit must be reduced as follows:

(i) by 0.5% multiplied by the number of months up to a maximum of 60 months by which the retirement date precedes the date on which the member would have retired had the member attained age 60 or had the member completed 30 years of membership service; and

(ii) by 0.3% multiplied by the number of months in excess of the 60 months in subsection (1)(b)(i) but not to exceed 60 additional months by which the retirement date precedes the date on which the member would have retired had the member attained age 60 or had the member completed 30 years of membership service.

(2) Beginning October 1, 2011, for a member hired prior to July 1, 2011, the amount of retirement benefit payable following early retirement is the actuarial equivalent of the accrued portion of the service retirement benefit that would have been payable to the member commencing at age 60 or upon completion of 30 years of membership service pursuant to 19-3-904(1), with the exception that the benefit must be reduced using actuarially equivalent factors based on the most recent valuation of the system.

(3) For a member hired on or after July 1, 2011, the amount of the early retirement benefit payable following early retirement is the actuarial equivalent of the accrued portion of the service retirement benefit that would have been payable to the member commencing at age 65 pursuant to 19-3-904(2), with the exception that the benefit must be reduced using actuarially equivalent factors based on the most recent valuation of the system.

(4) The actuarial reduction provided for in this section must be adjusted for any one-for-five service purchased under 19-3-513.