Illinois Statutes Chapter 720. Criminal Offenses § 5/21-8. Criminal trespass to a nuclear facility

(1) enters or remains within a nuclear facility or on the grounds of a nuclear facility, after receiving notice before entry that entry to the nuclear facility is forbidden;

(2) remains within the facility or on the grounds of the facility after receiving notice from the owner or manager of the facility or other person authorized by the owner or manager of the facility to give that notice to depart from the facility or grounds of the facility; or

(3) enters or remains within a nuclear facility or on the grounds of a nuclear facility, by presenting false documents or falsely representing his or her identity orally to the owner or manager of the facility. This paragraph (3) does not apply to a peace officer or other official of a unit of government who enters or remains in the facility in the performance of his or her official duties.