89 Ill. Adm. Code 765.220
Considerations
Section 765
Section 765.220
Considerations
a) The formation of special education instructional programs
shall take into consideration all of the learning needs of the student.
b) The chronological age range of students within an academic
special program or in any academic individual instructional grouping shall not
exceed four years (except for students who range in age from 16 to the day
before the student's 22
nd
birthday).