Hawaii Revised Statutes Division 1. Government § 128E-10

(a) No employee, representative, or agent of a state or county agency, or persons requested by a state or county agency to engage in any emergency service or response activities involving a hazardous material release at a facility or transportation accident site, shall be liable for the death of or any injury to persons, or the loss of or damage to property, resulting from that hazardous material release, except for any acts or omissions that constitute wilful misconduct.

(b) No commission or committee member shall be liable for the death of or any injury to persons, the loss of or damage to property, or any civil damages, resulting from any act or omission arising out of the performance of the functions, duties, and responsibilities of the commission or a committee, except for acts or omissions that constitute wilful misconduct.