Tex. Occ. Code § 603.153
(b) The medical board may not include in rules to prohibit a false, misleading, or deceptive practice by a person regulated by the medical board under this chapter a rule that:
Acts 1999, 76th Leg., ch. 388, Sec. 1, eff. Sept. 1, 1999.
Acts 2005, 79th Leg., Ch. 231 (S.B. 403), Sec. 22, eff. September 1, 2005.
Acts 2015, 84th Leg., R.S., Ch. 1 (S.B. 219), Sec. 5.166, eff. April 2, 2015.
Acts 2015, 84th Leg., R.S., Ch. 838 (S.B. 202), Sec. 2.103, eff. September 1, 2015.