105 ILCS 5/34-28
Investments of school funds shall be made by the board of education only in Federal Government, State or municipal securities the payment of which is protected by the power to levy taxes therefor or in certificates of deposit constituting direct obligations of any savings and loan association, or any bank as defined by the Illinois Banking Act, as heretofore and hereafter amended, provided, however, that such investments in certificates of deposit may be made only in those banks which are insured by the Federal Deposit Insurance Corporation or in withdrawable capital accounts or deposits of State or Federal chartered savings and loan associations which are insured by the Federal Savings and Loan Insurance Corporation.
No bank or savings and loan association shall receive public funds as permitted by this Section, unless it has complied with the requirements established pursuant to Section 6 of "An Act relating to certain investments of public funds by public agencies", approved July 23, 1943, as now or hereafter amended.
105 ILCS 5/34-28