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Illinois Early Intervention Definitions P-Z

Parent Liaison

an individual who holds an EI Parent Liaison credential and draws from his/her knowledge and personal experience to bring support to families as they learn about the EI Program.


A biological or adoptive parent of a child; a foster parent; a guardian generally authorized to act as the parent, or authorized to make early intervention, educational, health or developmental decisions for the child (but not the State if the child is a ward of the State); an individual acting in the place of a biological or adoptive parent (including a grandparent, stepparent or other relative) with whom the child lives, or an individual who is legally responsible for the child's welfare; and a surrogate parent who has been appointed in accordance with Section 500.160.

Part B

Part B of the Individuals with Disabilities Education Act (IDEA) governing "Assistance for Education of All Children with Disabilities".

Part C

Part C of IDEA governing "Infants and Toddlers with Disabilities".

Participating Agency

Any individual, agency, entity or institution that collects, maintains or uses Personally Identifiable Information (PII) to implement the requirements of this Part.


The persons or entities filing an allegation and the persons or entities against whom the allegations are made.  For purposes of Section 500.140, Parties include both the Complaining Party and the Responding Party.

Personally Identifiable Information

The information governed by FERPA regulations at 34 CFR 99.3.


A written plan for providing EI services to an eligible child and the child's family, as set forth in Subpart C.

Protected Health Information

The health information governed by the HIPAA Privacy and Security regulations at 45 CFR 164.501.

Qualified Personnel

Personnel who have met State approved or recognized certification, licensing, registration or other comparable requirements that apply to the areas in which the individuals are conducing evaluations or assessments or providing EI services.


All records regarding a child that are required to be collected, maintained or used under Part C of the Individuals with Disabilities Education Act (20 USC 1400 et seq.) and 34 CFR 303. 

Regional intake entity

The Department's designated entity responsible for implementation of the Early Intervention Services System within its designated geographic area as set forth in Section 500.45.

Responding Party

For purposes of Section 500.140, the persons or entities against whom a Part C allegation is made.

Service Coordinator

An individual who holds an EI Service Coordination credential and assists and enables eligible infants and toddlers and their families to receive the services and rights, including procedural safeguards, provided through the EI Program.

Service Provider Agreement

The binding written agreement that establishes the duties, expectations and relationship between the Department and the provider of service pursuant to the Illinois Early Intervention Services System Act [325 ILCS 20], Part C of the Individuals with Disabilities Education Act (IDEA) (20 USC 1431 et seq.), the Health Insurance Portability and Accountability Act of 1996 (HIPAA), the Family Educational Rights and Privacy Act Regulations (FERPA) (20 USC 1232(g)), and this Part.


The process of transferring eligible children receiving early intervention services under this Part out of such services to Part B services or to other appropriate developmental or educational services.


89 Ill. Admin. Code 500.20

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