Tex. Occ. Code § 1001.067
This chapter does not prohibit the professional use of the term "fire engineer" by a member of a fire department in a municipality with a population of one million or more that has adopted Chapter 143, Local Government Code, and to which Subchapter G of that chapter does not generally apply, who:
Added by Acts 2009, 81st Leg., R.S., Ch. 1142 (H.B. 2649), Sec. 2, eff. June 19, 2009.