40 ILCS 5/15-114: Normal contributions.

"Normal contributions": The required contributions specified under Section 15-157 as normal contributions and amounts paid by a participant for annuity contracts assigned to the board in order to obtain service credit for employment by affiliated alumni associations, foundations, and athletic associations, and amounts contributed by a participant under Section 15-113.5, Section 15-113.6 and Section 15-113.7.