LEGACY (ARCHIVAL) RESOURCES
This page contains resources for the online System Overview Follow-up (SOFU) training that was retired in February 2026. To find resources related to the updated version of SOFU, please review the SOFU Participant Guide (pdf).
This page is currently being maintained as a courtesy to past participants. For up-to-date resources and support, we encourage individuals who began working in EI in the last 18 months to join us for our New to Early Intervention (EI) Forum.
Page sections (click on a section title to link to that section):
Key Resources:
- IDHS Reports and Notices - Contains current and past IDHS reports and an up-to-date listing of IDHS memos (Provider Information Notices)
- Provider Handbook
- CFC Procedure Manual
- Illinois Early Intervention Systems of Support - Learn more about the systems that support Illinois Early Intervention in this interactive graphic that highlights the key stakeholders that work together to support children and families in Illinois Early Intervention, by exploring an overview of who they are, what they do, where to find key resources, and how to contact them. This resource is great for anyone new to EI and is also available in a printable version (pdf).
- Resources related to retired SOFU training:
Early Intervention System
Related Video: Introduction to Early Intervention (from EITP)
Group Activity: Where Do You Stand? (pdf form)
Federal
State
Mandated Reporting
HIPAA
Family Rights
III. Illinois Early Intervention System
Illinois EI Systems of Support
Learn more about the systems that support Illinois Early Intervention in this interactive graphic that highlights the key stakeholders that work together to support children and families in Illinois Early Intervention, by exploring an overview of who they are, what they do, where to find key resources, and how to contact them. This resource is great for anyone new to EI and was created in collaboration with EITP and the Illinois Interagency Council on Early Intervention (IICEI) Communications Workgroup in May 2021. It is also available in a printable version (pdf).
IDHS Bureau of Early Intervention
- Part C Coordinator (Benjamin Delgado, Jr.)
- EI Ombudsman (Chelsea Guillen)
Illinois Interagency Council on Early Intervention
Child & Family Connections (CFC)
Services in Illinois (Sweet 16) - see "Referring a Child to Early Intervention" brochure 4270 from IDHS.
The Illinois Early Intervention Program: A Guide for Families - updated Jan. 2026
IV. Teaming and Collaboration
System Partners
Central Directory
Related Programs
Collaboration and Teaming resources
At a Glance: Child and Family Outcomes
Child Outcomes
Family Outcomes (ECTA)
EI Process (Family Journey)
Related resources:
Referral
Intake
- Multidisciplinary Approach
- Assessment Tools
- Authentic Assessment
- Report Format
- IFSP document: The IFSP pages will download as Word document. You will see a pop-up window asking you where to download the file.It will not open in the browser. The file opens up by finding your downloaded file, and opening it in Word.
- The EI IFSP Process Flowchart
- Illinois Policy and Procedure - Ch 12 of CFC Procedure Manual
- IFSP Meeting
- Development
Ongoing Supports/Services
Transition or Exiting EI
EI Payments and Billing
Paying for Early Intervention (Family)
Billing for Early Intervention (Providers)
Working in Early Intervention
Provider Connections - handles the credentialing process for Illinois EI, and is who you should contact with questions about credentialing
Ongoing Professional Development
Taking Care of Yourself
Partnering with Families