56 Ill. Adm. Code 300.1010
Issuance of Administrative Subpoena
Section 300
Section 300.1010 Issuance of
Administrative Subpoena
The Department may issue an
administrative subpoena to compel the attendance of a witness and/or the
production of documents upon the Department's determination that the
information to be produced by a subpoena is necessary and relevant to the
Department's investigation, and that the Department cannot obtain the
information by any other reasonable means.