105 ILCS 25/1.25: Spirit Rules Book.

An association or other entity that has, as one of its purposes, promoting, sponsoring, regulating, or in any manner providing for interscholastic athletics or any form of athletic competition among schools and students within this State shall adopt the Spirit Rules Book published by the National Federation of State High School Associations or a similar document as the safety standards for student cheerleaders, spirit groups, and their coaches who participate in any school activity or extracurricular student activity sponsored or sanctioned by that association or other entity.