Ill. Admin. Code tit. 23, § 226.260
a) Child with an Individualized Family Service Plan (IFSP)
For each child who will be making the transition from an early intervention program into the special education program of a school district at age three, the district shall ensure that either an IEP or the child's IFSP is in effect on the child's third birthday. A representative of the school district shall participate in the transition meeting scheduled by the early intervention team. If a child continues to receive early intervention services until the beginning of the school year following the child's third birthday, the district shall ensure that either an IEP or the child's IFSP is in effect on the first day of the following school year.
b) Child Without an IFSP
(Source: Amended at 47 Ill. Reg. 2244, effective February 6, 2023)