Sec. 451.601.  UNIT OF ELECTION DEFINED.  In this subchapter, "unit of election" means:
(1)  a municipality, including a principal municipality;
(2)  an unincorporated area designated by a commissioners court under Section 451.657 as a discrete unit for the purposes of a confirmation election; or
(3)  an emergency services district operating under Chapter 775, Health and Safety Code, that:
(A)  borders Lake Travis; and
(B)  is located in or borders two municipalities with a population of more than 45,000.
Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.
Amended by: 
Acts 2015, 84th Leg., R.S., Ch. 876 (H.B. 3666), Sec. 1, eff. September 1, 2015.