(5 ILCS 175/15-320)
    Sec. 15-320. Revocation of a certificate.
    (a) During the operational period of a certificate, the certification authority that issued the certificate must revoke the certificate in accordance with the policies and procedures governing revocation specified in its applicable certification practice statement, or in the absence of such policies and procedures, as soon as possible after:
        (1) receiving a request for revocation by the
    
subscriber named in the certificate, and confirming that the person requesting revocation is the subscriber, or is an agent of the subscriber with authority to request the revocation;
        (2) receiving a certified copy of an individual
    
subscriber's death certificate, or upon confirming by other reliable evidence that the subscriber is dead;
        (3) being presented with documents effecting a
    
dissolution of a corporate subscriber, or confirmation by other evidence that the subscriber has been dissolved or has ceased to exist;
        (4) being served with an order requiring revocation
    
that was issued by a court of competent jurisdiction; or
        (5) confirmation by the certification authority that:
            (A) a material fact represented in the
        
certificate is false;
            (B) a material prerequisite to issuance of the
        
certificate was not satisfied;
            (C) the certification authority's private key or
        
system operations were compromised in a manner materially affecting the certificate's reliability; or
            (D) the subscriber's private key was compromised.
    (b) Upon effecting such a revocation, the certification authority must notify the subscriber and relying parties in accordance with the policies and procedures governing notice of revocation specified in its applicable certification practice statement, or in the absence of such policies and procedures, promptly notify the subscriber, promptly publish notice of the revocation in all repositories where the certification authority previously caused publication of the certificate, and otherwise disclose the fact of revocation on inquiry by a relying party.
(Source: P.A. 90-759, eff. 7-1-99.)