Tex. Transp. Code § 543.009 : TRANSPORTATION CODE — VEHICLES AND TRAFFIC — RULES OF THE ROAD — ARREST AND PROSECUTION OF VIOLATORS — ARREST AND CHARGING PROCEDURES; NOTICES AND PROMISES TO APPEAR — Compliance With or Violation of Promise to Appear
(a) A person may comply with a written promise to appear in court by an appearance by counsel.
(b) A person who wilfully violates a written promise to appear in court, given as provided by this subchapter, commits a misdemeanor regardless of the disposition of the charge on which the person was arrested.