230 ILCS 10/15
Annually, the licensed owner, manager, or organization gaming licensee shall transmit to the Board an audit of the financial transactions and condition of the licensee's or manager's total operations. Additionally, within 90 days after the end of each quarter of each fiscal year, the licensed owner, manager, or organization gaming licensee shall transmit to the Board a compliance report on engagement procedures determined by the Board. All audits and compliance engagements shall be conducted by certified public accountants selected by the Board. Each certified public accountant must be registered in the State of Illinois under the Illinois Public Accounting Act. The compensation for each certified public accountant shall be paid directly by the licensed owner, manager, or organization gaming licensee to the certified public accountant.
230 ILCS 10/15