(720 ILCS 5/21.2-2) (from Ch. 38, par. 21.2-2)
    Sec. 21.2-2. Interference with a public institution of education. A person commits interference with a public institution of education when he or she, on the campus of a public institution of education, or at or in any building or other facility owned, operated or controlled by the institution, without authority from the institution he or she, through force or violence, actual or threatened:
        (1) knowingly denies to a trustee, school board
    
member, superintendent, principal, employee, student or invitee of the institution:
            (A) Freedom of movement at that place; or
            (B) Use of the property or facilities of the
        
institution; or
            (C) The right of ingress or egress to the
        
property or facilities of the institution; or
        (2) knowingly impedes, obstructs, interferes with or
    
disrupts:
            (A) the performance of institutional duties by a
        
trustee, school board member, superintendent, principal, or employee of the institution; or
            (B) the pursuit of educational activities, as
        
determined or prescribed by the institution, by a trustee, school board member, superintendent, principal, employee, student or invitee of the institution; or
        (3) knowingly occupies or remains in or at any
    
building, property or other facility owned, operated or controlled by the institution after due notice to depart.
(Source: P.A. 96-807, eff. 1-1-10; 97-1108, eff. 1-1-13.)