110 ILCS 947/165

The bonds bearing the signature of officers of the Commission in office on the date of the signing thereof shall be valid and binding obligations, notwithstanding that before the delivery thereof and payment therefor any of the persons whose signatures appear thereon shall have ceased to be such officers. The validity of the bonds shall not be dependent on nor affected by the validity or regularity of any proceedings to acquire any eligible loans purchased under this Act or to issue any bonds being refunded thereby.