NRS 489.133 “Portable building” defined. “Portable building” means a structure which: 1. Is at ground level, has no axles and rests on the surface of the ground; 2. Is for nonresidential use; 3. Is not a fixture or improvement to real property; 4. Is designed to be used without a permanent foundation; and 5. Contains an electrical system with a component that allows for the quick connection or disconnection of the electrical system to a source of electricity. (Added to NRS by 2011, 1629)