210 ILCS 30/10
If, during the investigation of a report made pursuant to this Act, the Department obtains information indicating possible criminal acts, the Department shall refer the matter to the appropriate law enforcement agency or agencies for further investigation or prosecution. The Department shall make the entire file of its investigation available to the appropriate law enforcement agencies.
With respect to reports of suspected abuse or neglect of residents of facilities operated by the Department of Human Services (as successor to the Department of Rehabilitation Services) or recipients of services through any home, institution, program or other entity licensed in whole or in part by the Department of Human Services (as successor to the Department of Rehabilitation Services), the Department shall refer reports to the Illinois State Police or the appropriate law enforcement entity upon awareness that a possible criminal act has occurred.
210 ILCS 30/10