N.Y. Executive Law § 20
2. As used in this article the following terms shall have the following meanings: a. "disaster" means occurrence or imminent, impending or urgent threat of wide spread or severe damage, injury, or loss of life or property resulting from any natural or man-made causes, including, but not limited to, fire, flood, earthquake, hurricane, tornado, high water, landslide, mudslide, wind, storm, wave action, volcanic activity, epidemic, disease outbreak, air contamination, terrorism, cyber event, blight, drought, infestation, explosion, radiological accident, nuclear, chemical, biological, or bacteriological release, water contamination, bridge failure or bridge collapse. b. "state disaster emergency" means a period beginning with a declaration by the governor that a disaster exists and ending upon the termination thereof. c. "municipality" means a public corporation as defined in subdivision one of section sixty-six of the general construction law and a special district as defined in subdivision sixteen of section one hundred two of the real property tax law. d. "commission" means the disaster preparedness commission created pursuant to section twenty-one of this article. e. "emergency services organization" means a public or private agency, voluntary organization or group organized and functioning for the purpose of providing fire, medical, ambulance, rescue, housing, food or other services directed toward relieving human suffering, injury or loss of life or damage to property as a result of an emergency, including non-profit and governmentally-supported organizations, but excluding governmental agencies. f. "chief executive" means: