(70 ILCS 1865/4.11) (from Ch. 19, par. 182.11)
    Sec. 4.11. Agree with the state or federal government or with any public agency in respect to the removal and relocation of any object of natural growth, airport hazard or any structure or building within the vicinity of any airport or within an approach and which is owned or within the control of such government or agency and to pay all or an agreed portion of the cost of such removal or relocation.
(Source: Laws 1961, p. 3531.)