(325 ILCS 20/3) (from Ch. 23, par. 4153)
    Sec. 3. Definitions. As used in this Act:
    (a) "Eligible infants and toddlers" means infants and toddlers under 36 months of age with any of the following conditions:
        (1) Developmental delays.
        (2) A physical or mental condition which typically
    
results in developmental delay.
        (3) Being at risk of having substantial developmental
    
delays based on informed clinical opinion.
        (4) Either (A) having entered the program under any
    
of the circumstances listed in paragraphs (1) through (3) of this subsection but no longer meeting the current eligibility criteria under those paragraphs, and continuing to have any measurable delay, or (B) not having attained a level of development in each area, including (i) cognitive, (ii) physical (including vision and hearing), (iii) language, speech, and communication, (iv) social or emotional, or (v) adaptive, that is at least at the mean of the child's age equivalent peers; and, in addition to either item (A) or item (B), (C) having been determined by the multidisciplinary individualized family service plan team to require the continuation of early intervention services in order to support continuing developmental progress, pursuant to the child's needs and provided in an appropriate developmental manner. The type, frequency, and intensity of services shall differ from the initial individualized family services plan because of the child's developmental progress, and may consist of only service coordination, evaluation, and assessments.
    (b) "Developmental delay" means a delay in one or more of the following areas of childhood development as measured by appropriate diagnostic instruments and standard procedures: cognitive; physical, including vision and hearing; language, speech and communication; social or emotional; or adaptive. The term means a delay of 30% or more below the mean in function in one or more of those areas.
    (c) "Physical or mental condition which typically results in developmental delay" means:
        (1) a diagnosed medical disorder or exposure to a
    
toxic substance bearing a relatively well known expectancy for developmental outcomes within varying ranges of developmental disabilities; or
        (2) a history of prenatal, perinatal, neonatal or
    
early developmental events suggestive of biological insults to the developing central nervous system and which either singly or collectively increase the probability of developing a disability or delay based on a medical history.
    (d) "Informed clinical opinion" means both clinical observations and parental participation to determine eligibility by a consensus of a multidisciplinary team of 2 or more members based on their professional experience and expertise.
    (e) "Early intervention services" means services which:
        (1) are designed to meet the developmental needs of
    
each child eligible under this Act and the needs of his or her family;
        (2) are selected in collaboration with the child's
    
family;
        (3) are provided under public supervision;
        (4) are provided at no cost except where a schedule
    
of sliding scale fees or other system of payments by families has been adopted in accordance with State and federal law;
        (5) are designed to meet an infant's or toddler's
    
developmental needs in any of the following areas:
            (A) physical development, including vision and
        
hearing,
            (B) cognitive development,
            (C) communication development,
            (D) social or emotional development, or
            (E) adaptive development;
        (6) meet the standards of the State, including the
    
requirements of this Act;
        (7) include one or more of the following:
            (A) family training,
            (B) social work services, including counseling,
        
and home visits,
            (C) special instruction,
            (D) speech, language pathology and audiology,
            (E) occupational therapy,
            (F) physical therapy,
            (G) psychological services,
            (H) service coordination services,
            (I) medical services only for diagnostic or
        
evaluation purposes,
            (J) early identification, screening, and
        
assessment services,
            (K) health services specified by the lead agency
        
as necessary to enable the infant or toddler to benefit from the other early intervention services,
            (L) vision services,
            (M) transportation,
            (N) assistive technology devices and services,
            (O) nursing services,
            (P) nutrition services, and
            (Q) sign language and cued language services;
        (8) are provided by qualified personnel, including
    
but not limited to:
            (A) child development specialists or special
        
educators, including teachers of children with hearing impairments (including deafness) and teachers of children with vision impairments (including blindness),
            (B) speech and language pathologists and
        
audiologists,
            (C) occupational therapists,
            (D) physical therapists,
            (E) social workers,
            (F) nurses,
            (G) dietitian nutritionists,
            (H) vision specialists, including
        
ophthalmologists and optometrists,
            (I) psychologists, and
            (J) physicians;
        (9) are provided in conformity with an Individualized
    
Family Service Plan;
        (10) are provided throughout the year; and
        (11) are provided in natural environments, to the
    
maximum extent appropriate, which may include the home and community settings, unless justification is provided consistent with federal regulations adopted under Sections 1431 through 1444 of Title 20 of the United States Code.
    (f) "Individualized Family Service Plan" or "Plan" means a written plan for providing early intervention services to a child eligible under this Act and the child's family, as set forth in Section 11.
    (g) "Local interagency agreement" means an agreement entered into by local community and State and regional agencies receiving early intervention funds directly from the State and made in accordance with State interagency agreements providing for the delivery of early intervention services within a local community area.
    (h) "Council" means the Illinois Interagency Council on Early Intervention established under Section 4.
    (i) "Lead agency" means the State agency responsible for administering this Act and receiving and disbursing public funds received in accordance with State and federal law and rules.
    (i-5) "Central billing office" means the central billing office created by the lead agency under Section 13.
    (j) "Child find" means a service which identifies eligible infants and toddlers.
    (k) "Regional intake entity" means the lead agency's designated entity responsible for implementation of the Early Intervention Services System within its designated geographic area.
    (l) "Early intervention provider" means an individual who is qualified, as defined by the lead agency, to provide one or more types of early intervention services, and who has enrolled as a provider in the early intervention program.
    (m) "Fully credentialed early intervention provider" means an individual who has met the standards in the State applicable to the relevant profession, and has met such other qualifications as the lead agency has determined are suitable for personnel providing early intervention services, including pediatric experience, education, and continuing education. The lead agency shall establish these qualifications by rule filed no later than 180 days after the effective date of this amendatory Act of the 92nd General Assembly.
(Source: P.A. 101-10, eff. 6-5-19.)