CD CORR-SUBSTANCE USE DISORDER
Summary
Amends the Unified Code of Corrections. Provides that the Department of Corrections shall ensure all persons under its care are assessed for substance use disorder, as defined in the Substance Use Disorder Act. Provides that this process includes screening and assessment for opioid use disorders. Provides that for a committed person diagnosed with opioid use disorder, the Department shall offer, or facilitate access to, all medication-assisted treatment options deemed appropriate by an authorized health care professional. Provides that the Department shall not impose limitations on the types of medication assisted treatment that may be recommended by an authorized health care professional as part of a treatment plan. Provides that an individual receiving medication-assisted treatment prior to being committed to a Department of Corrections facility shall be entitled to, upon request, continue such treatment in the medication assisted treatment program for any period of time deemed medically necessary by an authorized health care professional. Provides that no person shall be denied participation in medication-assisted treatment program on the basis of a positive drug screening upon entering the Department's custody; nor shall any person receive a disciplinary infraction for such positive drug screen. Provides that no person shall be denied participation in medication-assisted treatment based on prior success or failure of any medication-assisted treatment program. Provides that for each Parole District, the Department shall develop a plan to facilitate access to medication-assisted treatment for persons diagnosed with opioid use disorder in the community following release. Provides that the Department may adopt rules for the implementation of these provisions. Effective January 1, 2027.
Bill status
in committee
1 of 4 stages cleared
Introduction
Jan 2026
Committee Review
Floor Vote
Governor
Introduced Jan 23, 2026
Last action Mar 27, 2026
Floor votes
How they voted
No floor votes recorded yet.
Full legislative history
Actions timeline
Total actions
5
Key actions
0
Committee
3
Mar 27, 2026
Committee
Rule 19(a) / Re-referred to Rules Committee
lower
Feb 24, 2026
Committee
Assigned to Appropriations-Public Safety and Infrastructure Committee
lower
Feb 3, 2026
Committee
Referred to Rules Committee
lower
1 primary · 0 co-sponsors
Sponsors
Role
Legislator
Party
State
District
P
Will Guzzardi
DDemocratic
Ask Maddy
·
AI policy assistant
Ask Maddy about HB 4583
Scope: IL
Hi! I can help you understand HB 4583. What would you like to know?
Try one of these
i
Maddy answers using official bill text and legislative records. Always verify before sharing.
Sources cited inline