Hawaii Revised Statutes Division 1. Government § 302A-1148.5

(1) The person is an invitee or licensee to whom a duty of care is owed by the school; provided that the person has received prior written authorization from the school principal or other responsible person to use the school's grounds, facilities, or equipment; or

(2) The injuries or death were caused by wilful or wanton misconduct, including but not limited to the wilful or malicious failure to guard or warn against a dangerous condition, use, or structure which was knowingly created or perpetuated, and wilful or malicious failure to guard or warn against a dangerous activity which was knowingly perpetuated.