Arizona Revised Statutes Title 13. Criminal Code § 13-4903. Use of force; armed nuclear security guards

A. An armed nuclear security guard is justified in using physical force against another person at a commercial nuclear generating station or structure or fenced yard of a commercial nuclear generating station if the armed nuclear security guard reasonably believes that such force is necessary to prevent or terminate the commission or attempted commission of criminal damage under § 13-1602, subsection A, paragraph 3 and subsection B, paragraph 1 or 2, misconduct involving weapons under § 13-3102, subsection A, paragraph 13 or criminal trespass on a commercial nuclear generating station under § 13-4902.

B. Notwithstanding §§ 13-403, 13-404, 13-405, 13-406, 13-408, 13-409, 13-410 and 13-411, an armed nuclear security guard is justified in using physical force up to and including deadly physical force against another person at a commercial nuclear generating station or structure or fenced yard of a commercial nuclear generating station if the armed nuclear security guard reasonably believes that such force is necessary to:

C. Notwithstanding any other provision of this chapter, an armed nuclear security guard is justified in threatening to use physical or deadly physical force if and to the extent a reasonable armed nuclear security guard believes it necessary to protect oneself or others against another person's potential use of physical force or deadly physical force.

D. An armed nuclear security guard is not subject to civil liability for engaging in conduct that is otherwise justified pursuant to this chapter.