15 ILCS 520/1.1

When investing or depositing public funds, each custodian shall, to the extent permitted by this Act and by the lawful and reasonable performance of his custodial duties, invest or deposit such funds with or in minority-owned financial institutions within this State. For the purposes of this Section, "minority-owned financial institutions" means a financial institution with 51% or more of the stock or equity of the business owned by women, minority persons, military veterans, qualified service-disabled veteran-owned, or persons with disabilities as defined in Section 2 of the Business Enterprise for Minorities, Women, and Persons with Disabilities Act and Section 45-57 of the Illinois Procurement Code.