Why Would Federal Claims Be Paid if Vaccines Do Not Cause Autism?

From The Age of Autism, an article about A Review of Compensated Cases of Vaccine-Induced Brain Injury from Pace Environmental Law Review, "Using publicly available information, the investigation shows that the VICP has been compensating cases of vaccine-induced brain damage associated with autism for more than twenty years.  This investigation suggests that officials at HHS, the Department of Justice and the Court of Federal Claims may have been aware of this association but failed to publicly disclose it." more here.