Section 8-36-509 - Recomputation of allowances for disabled teachers retired prior to July 1, 1972(a) Any teacher, prior to July 1, 1972, who became disabled and who was retired on a service retirement allowance rather than under a disability because the teacher had met the conditions of service retirement, may have the benefit recomputed under the applicable disability provisions in effect on June 30, 1972; provided, that proper documentation as required by the board of trustees is furnished by the retiree and approved by the board.(b)(1) The increase in benefits, if any, shall commence with the month following the approval of the application by the board of trustees.(2) Any increase in benefits provided by this section shall be in addition to any increases previously or hereafter provided by any cost-of-living provisions, § 8-36-701 or §§ 8-36-708 - 8-36-712, or any other increases in benefits effective prior to August 1, 1974.(3) Any retiree who applied for increased benefits under this section prior to July 1, 1974, shall receive a retroactive recomputation as herein provided, and a lump sum payment effective from the date the application was approved by the board of trustees.Acts 1973, ch. 347, § 16; 1974, ch. 684, § 1; T.C.A., §§ 8-3912(c), 8-36-508; Acts 1997 , ch. 219, § 7.