(a) The State‘s Attorney, or a person designated in writing or by law to act for him and to perform his duties during his absence or disability, may authorize, in writing, an ex parte application to the chief judge of a court of competent jurisdiction for an order authorizing the interception of a private communication when no party has consented to the interception and (i) the interception may provide evidence of, or may assist in the apprehension of a person who has committed, is committing or is about to commit, a violation of Section 8-1(b) (solicitation of murder), 8-1.2 (solicitation of murder for hire), 9-1 (first degree murder), 10-9 (involuntary servitude, involuntary sexual servitude of a minor, or trafficking in persons), paragraph (1), (2), or (3) of subsection (a) of Section 11-14.4 (promoting juvenile prostitution), subdivision (a)(2)(A) or (a)(2)(B) of Section 11-14.3 (promoting prostitution), 11-15.1 (soliciting for a minor engaged in prostitution), 11-16 (pandering), 11-17.1 (keeping a place of juvenile prostitution), 11-18.1 (patronizing a minor engaged in prostitution), 11-19.1 (juvenile pimping and aggravated juvenile pimping), or 29B-1 (money laundering) of the Criminal Code of 1961 or the Criminal Code of 2012, Section 401, 401.1 (controlled substance trafficking), 405, 405.1 (criminal drug conspiracy) or 407 of the Illinois Controlled Substances Act or any Section of the Methamphetamine Control and Community Protection Act, a violation of Section 24-2.1, 24-2.2, 24-3, 24-3.1, 24-3.3, 24-3.4, 24-4, or 24-5 or subsection 24-1(a)(4), 24-1(a)(6), 24-1(a)(7), 24-1(a)(9), 24-1(a)(10), or 24-1(c) of the Criminal Code of 1961 or the Criminal Code of 2012 or conspiracy to commit money laundering or conspiracy to commit first degree murder; (ii) in response to a clear and present danger of imminent death or great bodily harm to persons resulting from: (1) a kidnapping or the holding of a hostage by force or the threat of the imminent use of force; or (2) the occupation by force or the threat of the imminent use of force of any premises, place, vehicle, vessel or aircraft; (iii) to aid an investigation or prosecution of a civil action brought under the Illinois Streetgang Terrorism Omnibus Prevention Act when there is probable cause to believe the interception of the private communication will provide evidence that a streetgang is committing, has committed, or will commit a second or subsequent gang-related offense or that the interception of the private communication will aid in the collection of a judgment entered under that Act; or (iv) upon information and belief that a streetgang has committed, is committing, or is about to commit a felony.
     (b) The State’s Attorney or a person designated in writing or by law to act for the State’s Attorney and to perform his or her duties during his or her absence or disability, may authorize, in writing, an ex parte application to the chief judge of a circuit court for an order authorizing the interception of a private communication when no party has consented to the interception and the interception may provide evidence of, or may assist in the apprehension of a person who has committed, is committing or is about to commit, a violation of an offense under Article 29D of the Criminal Code of 1961 or the Criminal Code of 2012.
     (b-1) Subsection (b) is inoperative on and after January 1, 2005.
     (b-2) No conversations recorded or monitored pursuant to subsection (b) shall be made inadmissible in a court of law by virtue of subsection (b-1).
     (c) As used in this Section, “streetgang” and “gang-related” have the meanings ascribed to them in § 10 of the Illinois Streetgang Terrorism Omnibus Prevention Act.