225 ILCS 15/5
No clinical psychologist shall disclose any information he or she may have acquired from persons consulting him or her in his or her professional capacity, to any persons except only: (1) in trials for homicide when the disclosure relates directly to the fact or immediate circumstances of the homicide, (2) in all proceedings the purpose of which is to determine mental competency, or in which a defense of mental incapacity is raised, (3) in actions, civil or criminal, against the psychologist for malpractice, (4) with the expressed consent of the client, or in the case of his or her death or disability, or his or her personal representative or other person authorized to sue or of the beneficiary of an insurance policy on his or her life, health or physical condition, or (5) upon an issue as to the validity of a document as a will of a client. In the event of a conflict between the application of this Section and the Mental Health and Developmental Disabilities Confidentiality Act to a specific situation, the provisions of the Mental Health and Developmental Disabilities Confidentiality Act shall control.
225 ILCS 15/5