Nev. Rev. Stat. § 66.020

1. The court may, at any time before the trial, on motion, change the place of trial in the following cases: (a) When it appears to the satisfaction of the justice before whom the action is pending, by affidavit of either party, that the justice is a material witness for either party. (b) When either party makes and files an affidavit that the party believes that he or she cannot have a fair and impartial trial before the justice by reason of the interest, prejudice or bias of the justice. (c) When a jury has been demanded, and either party makes and files an affidavit that he or she cannot have a fair and impartial trial on account of the bias or prejudice against him or her of the citizens of the county. (d) When from any cause the justice is disqualified from acting. (e) When the justice is sick or unable to act.

2. In lieu of changing the place of trial, the justice before whom the action is pending may for any of the cases mentioned in subsection 1 call another justice of the county to conduct the trial.