Upon service retirement on or after July 1, 1967, a member who last became a member prior to July 1, 1967, shall receive a service retirement allowance which shall be the largest of the amounts computed under the provisions of subsection A of this § 49-1544, subsection B of this § 49-1544, or § 49-1552. Upon service retirement a member who last became a member on or after July 1, 1967, shall receive a service retirement allowance which shall be the larger of the amounts computed under the provisions of subsection A of this § 49-1544 or § 49-1552.
One and one-eighth per cent (11/8%) of his average final compensation multiplied by the total number of years of his creditable service, plus
An additional three quarters of one per cent (.75%) of the part of such compensation in excess of $6,600 multiplied by the number of years of his creditable service rendered prior to January 1, 1966, plus
An additional allowance for each year of creditable service rendered after January 1, 1966, equal to three quarters of one per cent (.75%) of the part of such compensation in excess of covered compensation applicable to such year, or (ii) if the member's service retirement date occurs before his sixty-fifth (65th) birthday, his retirement allowance as computed in (i) above shall be permanently reduced by four tenths of one per cent (.4%) for each full month the member retires prior to his attaining age sixty-five (65).
In no event shall any change or changes in the level of covered compensation result in a lesser total benefit than that which would have been computed on the basis of covered compensation and the provisions of the Social Security Act as in effect on January 1, 1966. "Total benefit" shall be the sum of (a) retirement allowances, determined in accordance with this section, plus (b) Annual Primary Insurance Amount determined in accordance with the provisions of the Social Security Act.
The provisions of clause (ii) of subsection A(1)(b) of this section shall not be applicable to a member whose service retirement date occurs on or after his sixtieth (60th) birthday or who has established thirty (30) or more years creditable service in the Tennessee teachers' retirement system.
The provision of clause (ii) of subsection A(2)(b) of this section shall not be applicable to a member whose service retirement date occurs on or after his sixtieth (60th) birthday or who has established thirty (30) or more years creditable service in the Tennessee teachers' retirement system.
T.C.A. § 49-1544