(a) The commission shall maintain books of accounts covering revenues derived by it from all sources, together with accounts of all expenses incurred in connection with the carrying out by the commission of its purposes as established under the terms of this article. Records and books shall be available for audit at any time by the Department of Examiners of Public Accounts or the commission may obtain the services of a certified public accountant which shall make annual audits which shall be in lieu of audits by the Department of Examiners of Public Accounts and are filed with the Department of Examiners of Public Accounts and opened for public inspection.
(b) The commission shall establish a reserve fund for special contingencies and emergencies over and beyond those occurring in the normal course of routine maintenance and operation and may authorize the deposit of this reserve fund in any lawful depository or depositories.