(a) Except as provided in subsections (b) and (c) of this section, a person is justified in using reasonable physical force upon another person to defend himself or a third person from what he reasonably believes to be the use or imminent use of physical force, and he may use such degree of force which he reasonably believes to be necessary for such purpose; except that deadly physical force may not be used unless the actor reasonably believes that such other person is (1) using or about to use deadly physical force, or (2) inflicting or about to inflict great bodily harm.

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Terms Used In Connecticut General Statutes 53a-19

  • another: may extend and be applied to communities, companies, corporations, public or private, limited liability companies, societies and associations. See Connecticut General Statutes 1-1
  • Deadly physical force: means physical force which can be reasonably expected to cause death or serious physical injury. See Connecticut General Statutes 53a-3
  • Peace officer: means a member of the Division of State Police within the Department of Emergency Services and Public Protection or an organized local police department, a chief inspector or inspector in the Division of Criminal Justice, a state marshal while exercising authority granted under any provision of the general statutes, a judicial marshal in the performance of the duties of a judicial marshal, a conservation officer or special conservation officer, as defined in section 26-5, a constable who performs criminal law enforcement duties, a special policeman appointed under section 29-18, 29-18a, 29-18b or 29-19, an adult probation officer, an official of the Department of Correction authorized by the Commissioner of Correction to make arrests in a correctional institution or facility, any investigator in the investigations unit of the office of the State Treasurer, an inspector of motor vehicles in the Department of Motor Vehicles, who is certified under the provisions of sections 7-294a to 7-294e, inclusive, a United States marshal or deputy marshal, any special agent of the federal government authorized to enforce the provisions of Title 21 of the United States Code, or a member of a law enforcement unit of the Mashantucket Pequot Tribe or the Mohegan Tribe of Indians of Connecticut created and governed by a memorandum of agreement under section 47-65c who is certified as a police officer by the Police Officer Standards and Training Council pursuant to sections 7-294a to 7-294e, inclusive. See Connecticut General Statutes 53a-3
  • Person: means a human being, and, where appropriate, a public or private corporation, a limited liability company, an unincorporated association, a partnership, a government or a governmental instrumentality. See Connecticut General Statutes 53a-3
  • Physical injury: means impairment of physical condition or pain. See Connecticut General Statutes 53a-3

(b) Notwithstanding the provisions of subsection (a) of this section, a person is not justified in using deadly physical force upon another person if he or she knows that he or she can avoid the necessity of using such force with complete safety (1) by retreating, except that the actor shall not be required to retreat if he or she is in his or her dwelling, as defined in section 53a-100, or place of work and was not the initial aggressor, or if he or she is a peace officer or a private person assisting such peace officer at his or her direction, and acting pursuant to section 53a-22, or (2) by surrendering possession of property to a person asserting a claim of right thereto, or (3) by complying with a demand that he or she abstain from performing an act which he or she is not obliged to perform.

(c) Notwithstanding the provisions of subsection (a) of this section, a person is not justified in using physical force when (1) with intent to cause physical injury or death to another person, he provokes the use of physical force by such other person, or (2) he is the initial aggressor, except that his use of physical force upon another person under such circumstances is justifiable if he withdraws from the encounter and effectively communicates to such other person his intent to do so, but such other person notwithstanding continues or threatens the use of physical force, or (3) the physical force involved was the product of a combat by agreement not specifically authorized by law.