Hawaii Revised Statutes Division 4. Courts and Judicial Proceedings § 663B-2

(1) Provided the equipment or tack, and knew or should have known that the equipment or tack was faulty, and the equipment or tack was a proximate cause of the injury;

(2) Provided the equine and failed to make reasonable and prudent efforts to determine the ability of the participant to engage safely in the equine activity; or determine the ability of the participant to safely manage the particular equine based on the participant's representations of the participant's ability; or determine the characteristics of the particular equine and suitability of the equine to participate in equine activities with the participant; or failed to reasonably supervise the equine activities and such failure is a proximate cause of the injury;

(3) Owns, leases, rents, or otherwise is in lawful possession and control of the land or facilities upon which the participant sustained injuries because of a dangerous latent condition which was known or reasonably should have been known to the equine activity sponsor, equine professional, or person, or for which reasonable warning signs have not been conspicuously posted;

(4) Commits an act or omission that constitutes gross negligence or wilful or wanton disregard for the safety of the participant, and that act or omission caused the injury; or

(5) Intentionally injures the participant.