Ind. Code § 5-10.2-5-26
(a) The pension portion (plus postretirement increases to the pension portion) provided by employer contributions of the monthly benefit payable after June 30, 1998, to a member of the public employees' retirement fund or the Indiana state teachers' retirement fund or a survivor or beneficiary of a member of the public employees' retirement fund or the Indiana state teachers' retirement fund who retired or was disabled:
(b) The increases specified in this section:
As added by P.L.45-1998, SEC.1.