Sec. 1702.170.  NONAPPLICABILITY OF FIREARM RESTRICTIONS.  Sections 1702.161, 1702.169, and 1702.206 do not apply to the holder of a temporary security officer commission who:
(1)  is in uniform;
(2)  possesses only one firearm;  and
(3)  is performing the individual's duties.
Acts 1999, 76th Leg., ch. 388, Sec. 1, eff. Sept. 1, 1999.