Sec. 21.101. FINANCIAL ASSISTANCE FOR CONSTRUCTION AND REPAIR OF AVIATION FACILITIES. (a) The department may loan or grant money to a state agency with a governing board authorized to operate an airport or to a governmental entity in this state to establish, construct, reconstruct, enlarge, or repair an airport, airstrip, or air navigational facility if: (1) the money has been appropriated to the department for that purpose; and (2) providing the money will: (A) best serve the public interest; and (B) best discharge the governmental aeronautics function of the state or its political subdivisions. (b) A loan or grant under this subchapter must be made under a contract. Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.