40 ILCS 5/15-113.5
2021 Illinois Compiled Statutes|Chapter 40 - PENSIONS|40 ILCS 5/ - Illinois Pension Code.|Article 15 - State Universities Retirement System

 (from Ch. 108 1/2, par. 15-113.5)Sec. 15-113.5.         Service for employment with other public agencies in  this State.  "Service for employment with other public agencies in  this State" includes the following periods:(a) periods during which a person rendered services for the State of  Illinois, prior to January 1, 1944, under employment not covered by this  Article, if (1) such periods would have been considered creditable service  under the State Employees' Retirement System of Illinois had that system been  in effect at that time, and (2) service credit for such periods has not been  granted under the State Employees' Retirement System of Illinois.(b) periods credited under the State Employees' Retirement System of  Illinois on the date an employee became eligible for participation in the State  Universities Retirement System as a result of a transfer of a State function  from a department, commission or other agency of this State to an employer,  excluding periods as a "covered employee" as defined in Article 14 of this  Code, provided the employee has received a refund of his or her contributions  from the State Employees' Retirement System of Illinois and pays to this system  contributions equal to the amount of the refund together with compound interest  at the rate required for repayment of a refund under Section 15-154 from the  date the refund is received to the date payment is made.(c) periods credited in a retirement system covering a governmental unit,  as defined in Section 20-107 on the date a person becomes a participant,  if (1) a function of this governmental unit is transferred in whole or in  part to an employer, and (2) the person transfers employment from the  governmental unit to such employer within 6 months after the employer  begins operation of this function, and (3) the person cannot qualify for  a proportional retirement annuity from the retirement system covering this  governmental unit, and (4) the participant receives a refund of his or her  contributions from the retirement system covering this governmental unit  and pays to this system contributions equal to the amount of the refund  together with compound interest from the date the refund is made by the  system to the date payment is received by the board at the rate of 6% per  annum through August 31, 1982, and at the effective rates after that date.(d) periods during which a participant contributed to the Park Policemen's  Annuity Fund as defined in Section 5-219, provided the participant  and the Chicago Policemen's Annuity Fund pay to this system the required  employee and employer contributions.(e) periods during which a person rendered services for an athletic  association affiliated with the University of Illinois, provided that (1) the  employee was employed by that athletic association on January 1, 1960, (2)  annuity contracts covering that employment have been purchased by other  retirement systems covering employees of the athletic association, and (3) the  employee files with the board an election to become a participant and assigns  to the board his or her right, title, and interest in those annuity  contracts.    (Source: P.A. 90-65, eff. 7-7-97; 90-511, eff. 8-22-97.)