Tex. Civ. Prac. & Rem. Code § 78.052
This subchapter applies only to damages for personal injury, death, or property damage arising from an error or omission of:
(1) a nonprofit fire department providing services to respond to marine fire emergencies under contract to a governmental unit, if the error or omission occurs in responding to a marine fire emergency:
Added by Acts 1997, 75th Leg., ch. 899, Sec. 1, eff. Sept. 1, 1997.