Ill. Admin. Code tit. 77, § 2060.530
c) Organizations authorized to provide designated program services shall establish policies and procedures, and submit them at the time of application for licensure or anytime thereafter if changes are made, that shall:
d) Specialized Case Management: The designated program shall have procedures for and deliver specialized case management as follows:
4) Assessment: Conduct an assessment, in accordance with the specifications in Section 2060.435, to determine if the client is likely to be rehabilitated through SUD treatment. The designated program shall ensure that the assessment:
e) Documentation: Client records shall be maintained, as specified in Section 2060.370. In addition, each client record shall include:
f) Discharge: The designated program shall establish procedures for discharge of the client from all services. These procedures, at a minimum, shall: