Section 92.257 - Installation Procedure(a) Subject to Subsections (b) and (c), a smoke alarm must be installed according to the manufacturer's recommended procedures.(b) A smoke alarm must be installed on a ceiling or wall. If on a ceiling, it must be no closer than six inches to a wall or otherwise located in accordance with the manufacturer's installation instructions. If on a wall, it must be no closer than six inches and no farther than 12 inches from the ceiling or otherwise located in accordance with the manufacturer's installation instructions.(c) A smoke alarm may be located other than as required by Subsection (a) or (b) if a local ordinance or a local or state fire marshal approves.Amended By Acts 2011, 82nd Leg., R.S., Ch. 257, Sec. 3, eff. 9/1/2011. Acts 1983, 68th Leg., p. 3651, ch. 576, Sec. 1, eff. 1/1/1984.