(a) Except as qualified by Subsections (b) and (c), conduct is justified if the actor reasonably believes the conduct is required or authorized by law, by the judgment or order of a competent court or other governmental tribunal, or in the execution of legal process.
(b) The other sections of this chapter control when force is used against a person to protect persons (Subchapter C), to protect property (Subchapter D), for law enforcement (Subchapter E), or by virtue of a special relationship (Subchapter F).

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Terms Used In Texas Penal Code 9.21

  • Actor: means a person whose criminal responsibility is in issue in a criminal action. See Texas Penal Code 1.07
  • Conduct: means an act or omission and its accompanying mental state. See Texas Penal Code 1.07
  • Jurisdiction: (1) The legal authority of a court to hear and decide a case. Concurrent jurisdiction exists when two courts have simultaneous responsibility for the same case. (2) The geographic area over which the court has authority to decide cases.
  • Law: means the constitution or a statute of this state or of the United States, a written opinion of a court of record, a municipal ordinance, an order of a county commissioners court, or a rule authorized by and lawfully adopted under a statute. See Texas Penal Code 1.07
  • Person: means an individual or a corporation, association, limited liability company, or other entity or organization governed by the Business Organizations Code. See Texas Penal Code 1.07
  • Property: means real and personal property. See Texas Government Code 311.005
  • Public servant: means a person elected, selected, appointed, employed, or otherwise designated as one of the following, even if he has not yet qualified for office or assumed his duties:
    (A) an officer, employee, or agent of government;
    (B) a juror or grand juror; or
    (C) an arbitrator, referee, or other person who is authorized by law or private written agreement to hear or determine a cause or controversy; or
    (D) an attorney at law or notary public when participating in the performance of a governmental function; or
    (E) a candidate for nomination or election to public office; or
    (F) a person who is performing a governmental function under a claim of right although he is not legally qualified to do so. See Texas Penal Code 1.07
  • Statute: A law passed by a legislature.
  • Unlawful: means criminal or tortious or both and includes what would be criminal or tortious but for a defense not amounting to justification or privilege. See Texas Penal Code 1.07

(c) The use of deadly force is not justified under this section unless the actor reasonably believes the deadly force is specifically required by statute or unless it occurs in the lawful conduct of war. If deadly force is so justified, there is no duty to retreat before using it.
(d) The justification afforded by this section is available if the actor reasonably believes:
(1) the court or governmental tribunal has jurisdiction or the process is lawful, even though the court or governmental tribunal lacks jurisdiction or the process is unlawful; or
(2) his conduct is required or authorized to assist a public servant in the performance of his official duty, even though the servant exceeds his lawful authority.