Tex. Health & Safety Code § 766.051
In this subchapter:
(1) "Fire protection sprinkler system" means an assembly of underground or overhead piping or conduits that conveys water with or without other agents to dispersal openings or devices to:
Added by Acts 2015, 84th Leg., R.S., Ch. 871 (H.B. 3089), Sec. 2, eff. September 1, 2015.