105 ILCS 5/26A-50
No school or school district may take any adverse action against a student who is a parent, expectant parent, or victim of domestic or sexual violence because the student or his or her parent or guardian (i) exercises or attempts to exercise his or her rights under this amendatory Act of the 102nd General Assembly, (ii) opposes practices that the student or his or her parent or guardian believes to be in violation of this amendatory Act of the 102nd General Assembly, or (iii) supports the exercise of the rights of another under this amendatory Act of the 102nd General Assembly. Exercising rights under this amendatory Act of the 102nd General Assembly includes, but is not limited to, filing a complaint with the school district as set forth in this Code or in any manner requesting, availing himself or herself of, or declining any of the provisions of this Code, including, but not limited to, supports and services.
105 ILCS 5/26A-50