licensed in the State, or employed by a health care facility, while engaged in the emergency response to a mass casualty event or disaster condition, including participation during periods of mass casualty and disaster management training, shall be deemed state employees or county employees, as the case may be, and shall have the powers, duties, rights, and privileges of such in the performance of their duties as prescribed by or under the authority of the governor or a county.
"Disaster condition" means a sudden catastrophic event that overwhelms natural order and causes loss of property or life and exceeds or disrupts the capabilities of available medical resources to receive and provide medical care within a community.
"Mass casualty event" means a number of casualties generated more or less simultaneously, that exceeds the ability to provide usual medical care including but not limited to an airplane crash, collapsed building, bombing, or hurricane.
HRS § 321-23.3