70 ILCS 410/6
As soon as possible after the initial election or the initial appointments, as the case may be, the trustees shall organize by selecting from their members a president, secretary, treasurer, and other officers as are deemed necessary, who shall hold office for 2 years in the case of an elected board, or the fiscal year in which elected in the case of an appointed board, and until their successors are selected and qualify. Three trustees shall constitute a quorum of the board for the transaction of business if the district has 5 trustees. If the district has 7 trustees, 4 trustees shall constitute a quorum of the board for the transaction of business. The board shall hold regular monthly meetings. Special meetings may be called by the president and shall be called on the request of a majority of members, as may be required.
The board shall provide for the proper and safe keeping of its permanent records and for the recording of the corporate action of the district. It shall keep a proper system of accounts showing a true and accurate record of its receipts and disbursements, and it shall cause an annual audit to be made of its books, records, and accounts.
The records of the district shall be subject to public inspection at all reasonable hours and under regulations as the board may prescribe.
The district shall annually make a full and complete report to the county board of each county within the district and to the Department of Natural Resources of its transactions and operations for the preceding year. The report shall contain a full statement of its receipts, disbursements, and the program of work for the period covered, and may include recommendations as may be deemed advisable.
Executive or ministerial duties may be delegated to one or more trustees or to an authorized officer, employee, agent, attorney, or other representative of the district.
All officers and employees authorized to receive or retain the custody of money or to sign vouchers, checks, warrants, or evidences of indebtedness binding upon the district shall furnish surety bond for the faithful performance of their duties and the faithful accounting for all moneys that may come into their hands in an amount to be fixed and in a form to be approved by the board.
All contracts for supplies, material, or work involving an expenditure in excess of $30,000 , or a lower amount if required by board policy, shall be let to the lowest responsible bidder, after due advertisement, excepting work requiring personal confidence or necessary supplies under the control of monopolies, where competitive bidding is impossible, or as otherwise provided in the Forest Preserve District and Conservation District Design-Build Authorization Act. All contracts for supplies, material, or work shall be signed by the president of the board and by any other officer as the board in its discretion may designate.
70 ILCS 410/6