Summary of Law(s) and Regulation(s):

Compensation denied if an employee's injury was incurred by his or her intoxication.
Haw. Rev. Stat. § 386-3 (2004)

In the absence of substantial evidence to the contrary, it is presumed that the injury was not caused by the intoxication of the injured employee.
Haw. Rev. Stat. § 386-85(3)