13-406. Justification; defense of a third person

A person is justified in threatening or using physical force or deadly physical force against another to protect a third person if, under the circumstances as a reasonable person would believe them to be, such person would be justified under 13-404 or 13-405 in threatening or using physical force or deadly physical force to protect himself against the unlawful physical force or deadly physical force a reasonable person would believe is threatening the third person he seeks to protect.

13-411. Justification; use of force in crime prevention; applicability

A. A person is justified in threatening or using both physical force and deadly physical force against another if and to the extent the person reasonably believes that physical force or deadly physical force is immediately necessary to prevent the other's commission of arson of an occupied structure under 13-1704, burglary in the second or first degree under 13-1507 or 13- 1508, kidnapping under 13-1304, manslaughter under 13-1103, second or first degree murder under 13-1104 or 13-1105, sexual conduct with a minor under 13-1405, sexual assault under 13-1406, child molestation under 13-1410, armed robbery under 13-1904 or aggravated assault under 13-1204, subsection A, paragraphs 1 and 2.
B. There is no duty to retreat before threatening or using physical force or deadly physical force justified by subsection A of this section.
C. A person is presumed to be acting reasonably for the purposes of this section if the person is acting to prevent what the person reasonably believes is the imminent or actual commission of any of the offenses listed in subsection A of this section.
D. This section includes the use or threatened use of physical force or deadly physical force in a person's home, residence, place of business, land the person owns or leases, conveyance of any kind, or any other place in this state where a person has a right to be.

13-419. Presumptions; defense of a residential structure or occupied vehicle; exceptions; definition

A. A person is presumed to reasonably believe that the threat or use of physical force or deadly force is immediately necessary for the purposes of 13-404 through 13-408, 13-418 and 13- 421 if the person knows or has reason to believe that the person against whom physical force or deadly force is threatened or used is unlawfully or forcefully entering or has unlawfully or forcefully entered and is present in the person's residential structure or occupied vehicle.
B. For the purposes of 13-404 through 13-408, 13-418 and 13-421, a person who is unlawfully or forcefully entering or who has unlawfully or forcefully entered and is present in a residential structure or occupied vehicle is presumed to pose an imminent threat of unlawful deadly harm to any person who is in the residential structure or occupied vehicle.
C. The presumptions in subsections A and B of this section do not apply if:
1. The person against whom physical force or deadly physical force was threatened or used has the right to be in or is a lawful resident of the residential structure or occupied vehicle, including an owner, lessee, invitee or titleholder, and an order of protection or injunction against harassment has not been filed against that person.
2. The person against whom physical force or deadly physical force was threatened or used is the parent or grandparent, or has legal custody or guardianship, of a child or grandchild sought to be removed from the residential structure or occupied vehicle.
3. The person who threatens or uses physical force or deadly physical force is engaged in an unlawful activity or is using the residential structure or occupied vehicle to further an unlawful activity.
4. The person against whom physical force or deadly physical force was threatened or used is a law enforcement officer who enters or attempts to enter a residential structure or occupied vehicle in the performance of official duties.
D. For the purposes of this section:
1. �Residential structure� has the same meaning prescribed in 13-1501.
2. �Vehicle� means a conveyance of any kind, whether or not motorized, that is designed to transport persons or property.

13-421. Justification; defensive display of a firearm; definition

A. The defensive display of a firearm by a person against another is justified when and to the extent a reasonable person would believe that physical force is immediately necessary to protect himself against the use or attempted use of unlawful physical force or deadly physical force.
B. This section does not apply to a person who:
1. Intentionally provokes another person to use or attempt to use unlawful physical force.
2. Uses a firearm during the commission of a serious offense as defined in 13-706 or violent crime as defined in 13-901.03.
C. This section does not require the defensive display of a firearm before the use of physical force or the threat of physical force by a person who is otherwise justified in the use or threatened use of physical force.
D. For the purposes of this section, �defensive display of a firearm� includes:
1. Verbally informing another person that the person possesses or has available a firearm.
2. Exposing or displaying a firearm in a manner that a reasonable person would understand was meant to protect the person against another's use or attempted use of unlawful physical force or deadly physical force.
3. Placing the person's hand on a firearm while the firearm is contained in a pocket, purse or other means of containment or transport.