Tennessee Code Title 8. Public Officers and Employees § 8-36-705

(1) In the case of a retired teacher who elected Option I under the superseded Tennessee teachers' retirement system, the teacher's benefits shall be recomputed under the maximum plan as provided under the retirement system.

(2) In the case of a beneficiary of a deceased member of a superseded system, or the retirement system, in receipt of a monthly retirement allowance as the person designated under an election of an optional form of benefit, the increase in the retirement allowance to such beneficiary shall be determined as if the member had been living on the date of recomputation.

(c)(1) A retired member of the superseded Tennessee teachers' retirement system who designated a beneficiary under Option II or Option III of that system and a retired member of the superseded Tennessee state retirement system who designated a beneficiary under Option I or Option II of that system, may elect to have that member's retirement allowance recomputed ab initio under the equivalent Option III or Option IV of the Tennessee consolidated retirement system by making written application and payment of any amount due to the Tennessee consolidated retirement system on or before April 30, 1976.

(2) Any increase in monthly retirement allowance shall not be paid retroactively, but shall become effective the next following month.