NRS 503.631: Dogs running at large: Unlawful to permit tracking, harassing or killing of big game mammal.

1. Except as otherwise provided in NRS 503.150, it is unlawful for the owner of any dog to permit such dog to run at large if such dog is actively tracking, pursuing, harassing, attacking or killing any big game mammal within this State.

2. Any such dog running at large may be destroyed by any peace officer without criminal or civil liability therefor.