New York Consolidated Laws, Penal Law - PEN § 35.20 Justification; use of physical force in defense of premises and in defense of a person in the course of burglary

1. Any person may use physical force upon another person when he or she reasonably believes such to be necessary to prevent or terminate what he or she reasonably believes to be the commission or attempted commission by such other person of a crime involving damage to premises. Such person may use any degree of physical force, other than deadly physical force, which he or she reasonably believes to be necessary for such purpose, and may use deadly physical force if he or she reasonably believes such to be necessary to prevent or terminate the commission or attempted commission of arson.

2. A person in possession or control of any premises, or a person licensed or privileged to be thereon or therein, may use physical force upon another person when he or she reasonably believes such to be necessary to prevent or terminate what he or she reasonably believes to be the commission or attempted commission by such other person of a criminal trespass upon such premises. Such person may use any degree of physical force, other than deadly physical force, which he or she reasonably believes to be necessary for such purpose, and may use deadly physical force in order to prevent or terminate the commission or attempted commission of arson, as prescribed in subdivision one, or in the course of a burglary or attempted burglary, as prescribed in subdivision three.

3. A person in possession or control of, or licensed or privileged to be in, a dwelling or an occupied building, who reasonably believes that another person is committing or attempting to commit a burglary of such dwelling or building, may use deadly physical force upon such other person when he or she reasonably believes such to be necessary to prevent or terminate the commission or attempted commission of such burglary.

4. As used in this section, the following terms have the following meanings: