Ill. Admin. Code tit. 80 § 2700.810
If the Department is notified that a Participant or Beneficiary entitled to receive any benefit under this Plan is adjudicated by a Court of Law to be mentally incompetent, or that a Beneficiary is a minor at the time when a benefit under this Plan becomes payable to him or her, the Department shall, upon receipt of a Court order, direct the Recordkeeper to authorize payment of the benefit to any other person or institution, including a custodian under any State's Gift to Minors Act, who has been duly appointed as the Participant's or Beneficiary's guardian, or a person or institution who is then maintaining or has custody of the Participant or Beneficiary, or to a Court of Law for distribution pursuant to that Court's order.
Ill. Admin. Code tit. 80, § 2700.810
Amended at 33 Ill. Reg. 13451, effective September 14, 2009