Texas Occupations Code - OCC § 1301.452. Grounds for Disciplinary Action

(1) attempting to obtain or obtaining a license, endorsement, or registration through fraud;

(2) wilfully, negligently, or arbitrarily violating a municipal rule or ordinance that regulates sanitation, drainage, or plumbing;

(3) making a misrepresentation of services provided or to be provided;

(4) making a false promise with the intent to induce a person to contract for a service;

(5) employing a person who does not hold a license or endorsement or who is not registered to engage in an activity for which a license, endorsement, or registration is required under this chapter;

(6) performing plumbing without holding the proper license, endorsement, or registration required by this chapter; or

(7) performing plumbing in violation of a plumbing code adopted under Section 1301.255.