Arizona

(See the last sentence in the post)

Here is the statute:

LA R.S. 14:95 A. Illegal carrying of weapons is: (1) The intentional concealment of any firearm, or other instrumentality customarily used or intended for probable use as a dangerous weapon, on one's person; or (2) The ownership, possession, custody or use of any firearm, or other instrumentality customarily used as a dangerous weapon, at any time by an enemy alien; or (3) The ownership, possession, custody or use of any tools, or dynamite, or nitroglycerine, or explosives, or other instrumentality customarily used by thieves or burglars at any time by any person with the intent to commit a crime; or (4) The manufacture, ownership, possession, custody or use of any switchblade knife, spring knife or other knife or similar instrument having a blade which may be automatically unfolded or extended from a handle by the manipulation of a button, switch, latch or similar contrivance. (5)(a) The intentional possession or use by any person of a dangerous weapon on a school campus during regular school hours or on a school bus. "School" means any elementary, secondary, high school, or vo-tech school in this state and "campus" means all facilities and property within the boundary of the school property. "School bus" means any motor bus being used to transport children to and from school or in connection with school activities. (b) The provisions of this Paragraph shall not apply to: (i) A peace officer as defined by R.S. 14:30(B) in the performance of his official duties. (ii) A school official or employee acting during the normal course of his employment or a student acting under the direction of such school official or employee. (iii) Any person having the written permission of the principal or school board and engaged in competition or in marksmanship or safety instruction. B.(1) Whoever commits the crime of illegal carrying of weapons shall be fined not more than five hundred dollars, or imprisoned for not more than six months, or both. (2) Whoever commits the crime of illegal carrying of weapons with any firearm used in the commission of a crime of violence as defined in R.S. 14:2(13), shall be fined not more than two thousand dollars, or imprisoned, with or without hard labor, for not less than one year nor more than two years, or both. Any sentence issued pursuant to the provisions of this Paragraph and any sentence issued pursuant to a violation of a crime of violence as defined in R.S. 14:2(13) shall be served consecutively. C. On a second conviction, the offender shall be imprisoned with or without hard labor for not more than five years. D. On third and subsequent convictions, the offender shall be imprisoned with or without hard labor for not more than ten years without benefit of parole, probation, or suspension of sentence. E. If the offender uses, possesses, or has under his immediate control any firearm, or other instrumentality customarily used or intended for probable use as a dangerous weapon, while committing or attempting to commit a crime of violence or while in the possession of or during the sale or distribution of a controlled dangerous substance, the offender shall be fined not more than ten thousand dollars and imprisoned at hard labor for not less than five nor more than ten years without the benefit of probation, parole, or suspension of sentence. Upon a second or subsequent conviction, the offender shall be imprisoned at hard labor for not less than twenty years nor more than thirty years without the benefit of probation, parole, or suspension of sentence. F. The enhanced penalty upon second, third, and subsequent convictions shall not be applicable in cases where more than five years have elapsed since the expiration of the maximum sentence, or sentences, of the previous conviction or convictions, and the time of the commission of the last offense for which he has been convicted; the sentence to be imposed in such event shall be the same as may be imposed upon a first conviction. G.(1) The provisions of this Section except Paragraph (4) of Subsection A shall not apply to sheriffs and their deputies, state and city police, constables and town marshals, or persons vested with police power when in the actual discharge of official duties. These provisions shall not apply to sheriffs and their deputies and state and city police who are not actually discharging their official duties, provided that such persons are full time, active, and certified by the Council on Peace Officer Standards and Training and have on their persons valid identification as duly commissioned law enforcement officers. (2) The provisions of this Section except Paragraph (4) of Subsection A shall not apply to any law enforcement officer who is retired from full-time active law enforcement service with at least twelve years service upon retirement, provided that such retired officers have on their persons valid identification as retired law enforcement officers. The retired law enforcement officer must be qualified annually in the use of firearms by the Council on Peace Officer Standards and Training and have proof of such qualification. This exception shall not apply to such officers who are medically retired based upon any mental impairment. (3)(a) The provisions of this Section except Paragraph (4) of Subsection A shall not apply to reserve or auxiliary law enforcement officers qualified annually by the Council on Peace Officer Standards and Training and who have on their person valid identification as retired reserve law or auxiliary municipal police officers. The retired reserve or auxiliary municipal police officer must be qualified annually in the use of firearms by the Council on Peace Officer Standards and Training and have proof of such certification. (b) For the purposes of this Paragraph, a reserve or auxiliary municipal police officer shall be defined as a volunteer, non-regular, sworn member of a law enforcement agency who serves with or without compensation and has regular police powers while functioning as such agency's representative, and who participates on a regular basis in agency activities including, but not limited to those pertaining to crime prevention or control, and the preservation of the peace and enforcement of the law. H. The provisions of this Section shall not prohibit active justices or judges of the supreme court, courts of appeal, district courts, parish courts, juvenile courts, family courts, city courts, and traffic courts, constables, and justices of the peace from possessing and concealing a handgun on their person when the justice or judge, constable or justice of the peace is certified by the Council on Peace Officer Standards and Training. I. The provisions of this Section shall not prohibit the carrying of a concealed handgun by a person who is a college or university police officer under the provisions of R.S. 17:1805 and who is carrying a concealed handgun in accordance with the provisions of that statute. J. The provisions of this Section shall not prohibit the ownership of rescue knives by commissioned full-time law enforcement officers. The provisions of this Section shall not prohibit the carrying of rescue knives by commissioned full-time law enforcement officers who are in the actual discharge of their official duties. The provisions of this Section shall not prohibit the sale of rescue knives to commissioned full-time law enforcement officers. The provisions of this Section shall not prohibit the ownership or possession of rescue knives by merchants who own or possess the knives solely as inventory to be offered for sale to commissioned full-time law enforcement officers. As used in this Subsection, a "rescue knife" is a folding knife, which can be readily and easily opened with one hand and which has at least one blade which is designed to be used to free individuals who are trapped by automobile seat belts, or at least one blade which is designed for a similar purpose. No blade of a rescue knife shall exceed five inches in length.