Hawaii Revised Statutes Division 1. Government § 185-1.5

The department shall take measures for the prevention, control, and extinguishment of wildland fires within forest reserves, public hunting areas, wildlife and plant sanctuaries, and natural area reserves and shall cooperate with established fire control agencies of the counties and the federal government in developing plans and programs and mutual aid agreements for assistance for the prevention, control, and extinguishment of fires on forest, grass, brush, and watershed lands not within the department's fire protection responsibilities described above.