Tex. Occupations Code § 301.153: RULES REGARDING ADVERTISING AND COMPETITIVE BIDDING.

(a) The board may not adopt rules restricting advertising or competitive bidding by a person except to prohibit false, misleading, or deceptive practices by the person.

(b) The board may not include in its rules to prohibit false, misleading, or deceptive practices by a person regulated by the board a rule that:

(1) restricts the person's use of any medium for advertising;

(2) restricts the person's personal appearance or use of the person's voice in an advertisement;

(3) relates to the size or duration of an advertisement by the person; or

(4) restricts the use of a trade name in advertising by the person.

Acts 1999, 76th Leg., ch. 388, Sec. 1, eff. Sept. 1, 1999.