745 ILCS 49/70
Law enforcement officers, firemen, emergency medical technicians (EMTs) and first responders; exemption from civil liability for emergency care. Any law enforcement officer or fireman as defined in Section 2 of the Line of Duty Compensation Act; any "emergency medical technician (EMT)" as defined in Section 3.50 of the Emergency Medical Services (EMS) Systems Act; any licensed clinical social worker or licensed social worker as defined in Section 3 of the Clinical Social Work and Social Work Practice Act; and any "first responder" as defined in Section 3.60 of the Emergency Medical Services (EMS) Systems Act, who in good faith provides emergency care, including the administration of an opioid antagonist as defined in Section 5-23 of the Substance Use Disorder Act, without fee or compensation to any person shall not, as a result of his or her acts or omissions, except willful and wanton misconduct on the part of the person, in providing the care, be liable to a person to whom such care is provided for civil damages.
745 ILCS 49/70