Roseburg Forest Products v. Long

In this workers’ compensation case, we are called on to consider aspects of the “last injurious exposure” rule. We hold that, when a claimant has a compensable occupational disease that is caused by working conditions at a single employer, the most recent insurer is fully responsible for the claimant’s occupational disease unless that insurer proves either: (1) that it was impossible for workplace conditions at the time that it insured the employer to have caused the disease in this particular case or (2) that the disease was caused solely by employment conditions at a time when the employer…