Administrative orders; force and effect

(a) A true copy of the administrative order, along with a true copy of the return of service, shall be filed in the office of the clerk of the circuit court in the circuit where the order was issued, or in the office of the clerk of the circuit court in the circuit where a previously established support order was filed. For service effectuated by certified mail, an electronic copy or facsimile of the signature of the served individual on certified mailers provided by the United States Postal Service shall constitute valid proof of service on the individual. Upon filing, the order shall have all the force and effect of a final order or decree of the circuit court. (b) Orders for reimbursement of public assistance shall be considered child support arrearages for purposes of nondischargeability in bankruptcy. (c) The administrative order shall remain in effect until superseded by a subsequent court or administrative order. (d) A copy of the order shall be served by regular mail upon all parties.