Section 210 ILCS 65/45 - Procedures for filing a complaint(a) Any person, agency, association, or governmental body may file a complaint with the Department alleging that a Supportive Residence is in violation of this Act or its rules and regulations.(b) The Department may conduct an investigation in order to determine if the Supportive Residence is in compliance. If, based on the results of its investigation, the Department determines that the Supportive Residence is not in compliance, it shall promptly serve a notice of violation on the licensee. This notice of violation shall comply with the requirements described in subsection (c) of Section 30 of this Act. The Department may notify the complainant of its findings.(c) The complaint, a copy of the complaint, or a record published, released or otherwise disclosed to the Supportive Residence shall not disclose the name of the complainant unless the complainant consents in writing to the disclosure, the investigation results in a judicial proceeding, or disclosure is essential to the investigation.(d) A licensee or its agents shall not transfer, discharge, evict, harass, dismiss, or retaliate against a resident or an employee or agent who files a complaint under this Section or who testifies under Section 55 of this Act because of the complaint or testimony.(e) Any person participating in good faith in the making of a complaint, or in the investigation of such a complaint, shall not be deemed to have violated any privileged communication and shall have immunity from any liability, civil or criminal action or proceeding, or any action or proceeding that otherwise might result as a consequence of making such a complaint. The good faith of any persons making a complaint or participating in the investigation of such a complaint shall be presumed.