W. Va. Code § 15-5-12

Any person owning or controlling real estate or other premises who voluntarily and without compensation grants a license or privilege or otherwise permits the designation or use of the whole or any part of such real estate or premises for the purpose of sheltering persons during an actual, impending, mock or practice emergency shall, together with his successors in interest, if any, not be civilly liable for negligently causing the death of or injury to any sheltered person on or about such real estate or premises or for loss of or damage to the property of any such sheltered person.