Section 36-27-18
Retirement with not less than 30 years' creditable service.
(a) In addition to any law or part of any law relating to service retirement under the Employees' Retirement System of Alabama, any member of the Employees' Retirement System who withdraws from service after the completion of not less than 30 years of creditable service may retire without a reduction in retirement allowance upon written application to the Board of Control of the Employees' Retirement System setting forth the first day of which month, not less than 30 days nor more than 90 days subsequent to the execution and filing thereof, he desires to be retired.
(b) All retirement allowance payments due on or after January 1, 1976, to members of the Employees' Retirement System of Alabama who retired prior to said date shall be redetermined as if the provisions of this section were in effect at the time they retired; provided, that any increase in the retirement allowance payment for a member who retired under the provisions of any optional benefit elected pursuant to Acts 1945, No. 515, as amended, shall accrue only to the retired member, and no person designated to receive any payments after the death of a retired member under the provisions of any such optional benefit shall receive any increase in such payment.
(Acts 1975, 4th Ex. Sess., No. 66, p. 2680, §2.)