Section 40 ILCS 5/3-110.4 - Transfer of creditable service to Article 8, 9 or 13 fund(a) Any city officer as defined in Section 8-243.2 of this Code, any county officer elected by vote of the people who is a participant in a pension fund established under Article 9 of this Code, any chief of the County Police Department or undersheriff of the County Sheriff's Department who has elected under subparagraph (j) of Section 9-128.1 to be included within the provisions of Section 9-128.1 of Article 9 of this Code, and any elected sanitary district commissioner who is a participant in a pension fund established under Article 13 of this Code, may apply to transfer his or her credits and creditable service accumulated in any police pension fund established under this Article to such Article 8, 9 or 13 fund. Such transfer shall be made forthwith. Payment by the police pension fund to the Article 8, 9 or 13 fund shall be made at the same time and shall consist of: (1) the amounts credited to the applicant through employee contributions on the date of transfer; and(2) municipality contributions equal to the accumulated employee contributions as determined under item (1) above. Participation in the police pension fund shall terminate on the date of transfer.(b) Any such elected city officer, county officer, chief of the County Police Department, undersheriff of the County Sheriff's Department, or sanitary district commissioner may reinstate credits and creditable service terminated upon receipt of a refund, by payment to the fund of the amount of the refund together with interest thereon at the rate of 6% per year, compounded annually from the date of refund to the date of payment.P.A. 89-643, eff. 8/9/1996.