Sec. 9. CONTRIBUTION REFUNDS. (a) If any member's employment by the city or the pension system is terminated for other than a service disability before the completion of five years of service with the city or the pension system, the member is not eligible to receive a pension.

(b) The system shall refund to the terminated member the amount paid by the member into the pension fund through salary deduction or other authorized contributions, without interest, as provided by Section 17 of this Act.

(c) If a member dies and there are no eligible survivors to receive the allowance provided for in Section 14 of this Act, the member's spouse or, if there is no spouse, the member's estate shall receive the refund amount.