All political subdivisions of the state now or hereafter authorized by the laws of this state to acquire, operate, maintain or regulate an airport or airports are hereby authorized, acting singly or jointly, to accept, receive, receipt for, disburse and expend federal monies, and other monies, either public or private, for the acquisition, planning, construction, enlargement, improvement, maintenance, equipment, or operation of airports and other air navigation facilities, and sites therefor, and to comply with the provisions of the laws of the United States and any rules and regulations made thereunder for the expenditure of federal monies upon such airports and other air navigation facilities.