NRS 171.1255
Arrest by officer or agent of Bureau of Indian Affairs or police officer employed by Indian tribe.
1.
Except as otherwise provided in subsection 2, an officer or agent of the Bureau of Indian Affairs or a person employed as a police officer by an Indian tribe may make an arrest in obedience to a warrant delivered to him or her, or may, without a warrant, arrest a person:(a)
For a public offense committed or attempted in the officer or agent’s presence.(b)
When a person arrested has committed a felony or gross misdemeanor, although not in the officer or agent’s presence.(c)
When a felony or gross misdemeanor has in fact been committed, and the officer or agent has reasonable cause for believing the person arrested to have committed it.(d)
On a charge made, upon a reasonable cause, of the commission of a felony or gross misdemeanor by the person arrested.(e)
When a warrant has in fact been issued in this State for the arrest of a named or described person for a public offense, and the officer or agent has reasonable cause to believe that the person arrested is the person so named or described.(f)
When the peace officer has probable cause to believe that the person to be arrested has committed a battery upon that person’s spouse and the peace officer finds evidence of bodily harm to the spouse.2.
Such an officer or agent may make an arrest pursuant to subsection 1 only:(a)
Within the boundaries of an Indian reservation or Indian colony for an offense committed on that reservation or colony; or(b)
Outside the boundaries of an Indian reservation or Indian colony if the officer or agent is:(1)
Acting under an agreement pursuant to subsection 3 of NRS 289.152; or(2)
In fresh pursuit of a person who is reasonably believed by the officer or agent to have committed a felony within the boundaries of the reservation or colony or has committed, or attempted to commit, any criminal offense within those boundaries in the presence of the officer or agent.
Source:
Section 171.1255 — Arrest by officer or agent of Bureau of Indian Affairs or police officer employed by Indian tribe., https://www.leg.state.nv.us/NRS/NRS-171.html#NRS171Sec1255.