NRS 199.270: Refusal to make arrest or to aid officer.

Every person who, after having been lawfully commanded by any magistrate to arrest another person, shall willfully neglect or refuse so to do, and every person who, after having been lawfully commanded to aid an officer in arresting any person, or in retaking any person who has escaped from lawful custody, or in executing any lawful process, shall willfully neglect or refuse to aid such officer shall be guilty of a misdemeanor.