65 ILCS 5/11-114-1
The corporate authorities of a municipality with a population of less than 500,000 which (1) is bounded by or through which flows a river, or (2) is contiguous to or contains within its corporate limits a portion of a navigable lake, may provide by ordinance for the creation of a levee improvement commission, consisting of four members and a chairman. The mayor or president, with the approval of the corporate authorities, shall appoint the 4 members of the commission. The mayor or president shall be ex-officio chairman of the commission.
The members of the levee improvement commission shall be electors of the municipality, and shall serve without compensation. Their terms of office shall be fixed by the ordinance creating the commission. Before entering upon their duties, the members shall execute a bond, payable to the municipality, in the sum of $2,000, conditioned upon the performance of their duties.
65 ILCS 5/11-114-1