C.R.S. § 41-4-113: County airport fund.

(1) A fund to be known as the county airport fund is hereby created and established in each of the counties of the state of Colorado, to which shall be credited all moneys received from state and federal sources, and appropriations thereto by the board of county commissioners, and any levies imposed by the board of county commissioners for the construction or maintenance of airports.

(2) The board of county commissioners shall appropriate from said fund for construction, maintenance, and operation of either a county airport or a municipal airport in the manner which in its judgment shall best serve the public interest.