How does a person join the child support program?
You may request an application for the child support enforcement program service called the IV-D (4-D) program by calling the Illinois Department of Healthcare and Family Services (HFS) at 1-800-447-4278. If you have an existing child support pay order you may call the Clerk of the Circuit Court s Child Support Division at 312-345-4188 Monday through Friday, 8:30 am 4:30 pm.