Ill. Admin. Code tit. 23 § 1.745
The "reading teacher" endorsement is valid only for teaching reading to students, while the "reading specialist" endorsement is valid not only for teaching reading to students but also for providing technical assistance or professional development to other teachers. Separate sets of standards and requirements govern the issuance of these two endorsements (see 23 Ill. Adm. Code 27.110 and 27.120, as well as 23 Ill. Adm. Code 25.100(f)). No individual may be assigned to teach reading, other than reading as part of general classroom instruction provided by that individual, or to serve as a reading specialist unless the individual holds a professional educator license valid for the grade level or levels of the assignment and:
Ill. Admin. Code tit. 23, § 1.745