Tex. Gov't Code § 551.073
A governmental body may conduct a closed meeting to deliberate a negotiated contract for a prospective gift or donation to the state or the governmental body if deliberation in an open meeting would have a detrimental effect on the position of the governmental body in negotiations with a third person.
Added by Acts 1993, 73rd Leg., ch. 268, Sec. 1, eff. Sept. 1, 1993.