Nev. Rev. Stat. § 62B.330

1. Except as otherwise provided in this title, the juvenile court has exclusive original jurisdiction over a child living or found within the county who is alleged or adjudicated to have committed a delinquent act.

2. For the purposes of this section, a child commits a delinquent act if the child: (a) Violates a county or municipal ordinance other than those: (1) Specified in paragraph (f) or (g) of subsection 1 of NRS 62B.320 ; (2) Concerning an offense related to tobacco; or (3) Relating to the consumption or possession of alcohol or the possession of 1 ounce or less of marijuana that are punishable pursuant to paragraph (a) of subsection 1 of NRS 62E.173 . (b) Violates any rule or regulation having the force of law; or (c) Commits an act designated a criminal offense pursuant to the laws of the State of Nevada.

3. For the purposes of this section, each of the following acts shall be deemed not to be a delinquent act, and the juvenile court does not have jurisdiction over a person who is charged with committing such an act: (a) Murder or attempted murder and any other related offense arising out of the same facts as the murder or attempted murder, regardless of the nature of the related offense, if the person was 16 years of age or older when the murder or attempted murder was committed. (b) A felony resulting in death or substantial bodily harm to the victim and any other related offense arising out of the same facts as the felony, regardless of the nature of the related offense, if: (1) The felony was committed on the property of a public or private school when pupils or employees of the school were present or may have been present, at an activity sponsored by a public or private school or on a school bus while the bus was engaged in its official duties; and (2) The person intended to create a great risk of death or substantial bodily harm to more than one person by means of a weapon, device or course of action that would normally be hazardous to the lives of more than one person. (c) A category A or B felony and any other related offense arising out of the same facts as the category A or B felony, regardless of the nature of the related offense, if the person was at least 16 years of age but less than 18 years of age when the offense was committed, and: (1) The person is not identified by law enforcement as having committed the offense and charged before the person is at least 20 years, 3 months of age, but less than 21 years of age; or (2) The person is not identified by law enforcement as having committed the offense until the person reaches 21 years of age. (d) Any other offense if, before the offense was committed, the person previously had been convicted of a criminal offense.