Tex. Transp. Code § 21.101
(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:
(2) providing the money will:
Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.