Workmen's Compensation Appeal Board of the Commonwealth v. Commonwealth

Opinion by

Judge Wilkinson,

The issue to be determined in this case is what degree of proof is needed to show, for purposes of a Workmen’s Compensation award, that disability resulted in whole or in part from exposure to the hazards of an occupational disease occurring after June 30, 1973. In the 1972 amendments to the Pennsylvania Workmen’s Compensation Act, Act of June 2, 1915, P. L. 736, as amended, 77 P. S. §1 et seq. (Act), the Legislature added to the definition of injury1 the occupational diseases enumerated in Section 108 of the Act, 77 P. S. §27.1, where exposure to the hazards of…