Section 32-1521 - PresumptionsIn any proceeding for the enforcement of a claim for compensation under this chapter it shall be presumed, in the absence of evidence to the contrary:
(1) That the claim comes within the provisions of this chapter;(2) That sufficient notice of such claim has been given;(3) That the injury was not occasioned solely by the intoxication of the injured employee; and(4) That the injury was not occasioned by the willful intention of the injured employee to injure or kill himself or another.July 1, 1980, D.C. Law 3-77, § 22, 27 DCR 2503.