Sec. 51.507.  EFFECT OF SECTIONS 51.501-51.506 OF CODE.  Nothing in Sections 51.501-51.506 of this code shall be held to alter provisions of this chapter relating to districts which have contracts with the United States or to alter or impair the provisions of this code relating to taxes levied to provide local improvements to a defined area which do not affect the entire district.
Acts 1971, 62nd Leg., p. 350, ch. 58, Sec. 1, eff. Aug. 30, 1971.