765 ILCS 105/1
That in all cases where associations have been formed in this state under "An act to enable associations or persons to become a body corporate to raise funds to be loaned only among the members of such association," in force July 1, 1879, "An Act in relation to mutual building, loan and homestead associations", filed June 19, 1919, as amended, "The Illinois Savings and Loan Act", approved July 5, 1955, as amended, or the Illinois Savings and Loan Act of 1985, as amended; and said associations have taken bonds, and trust deeds made to third persons, conveying real estate to said third persons as trustees, as security for the payment of said bonds; and when it becomes necessary for any such trust deed to be released, and said trustee shall refuse to make such release, or he shall be absent from the town, city or county where such real estate is located, then it shall be lawful for the president or secretary of such association, on being requested so to do by the board of directors of such associations, to act in the capacity of alternate trustee, fully authorized and empowered to release all claim, right, title and interest his association has in and to the real estate described in the trust deed to be released.
765 ILCS 105/1