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Illinois

Psilocybin legal status, legislation & access — 2025

State status
Pending legislation
Federal scheduling
Schedule I
Key legislation
None statewide
Last reviewed
May 2025

State-level frameworks do not change federal controlled-substance status.

Status depends on the activity: possession, supervised administration, sale, transport, cultivation, research, and service provision may be treated differently.

What local context does not answer

Local context can explain policy history, state rules, city ordinances, public-health resources, and community support. It cannot determine whether a substance is safe, effective, lawful for a specific person, available through a specific channel, or appropriate for any individual.

Is it legal for me? Legal status depends on substance, activity, jurisdiction, date, and official source.
Can I buy it? Commercial access is separate from legal status and is not addressed here.
Is it safe? Safety depends on medical history, medications, psychiatric risk, dose, and context.
Does it work? Efficacy requires controlled outcome evidence, not location.
Is a source reliable? Source reliability requires independent verification and quality control.
Am I personally eligible? Eligibility depends on program rules, clinician review, and individual facts.

Enforcement context

Psilocybin remains a Schedule I controlled substance under the Illinois Controlled Substances Act. No statewide decriminalisation or therapeutic access legislation has passed. Proposals including SB 2582 (2023) sought to create a therapeutic framework but did not advance. Chicago hosts significant psychedelic research infrastructure through Northwestern University's Feinberg School of Medicine and the University of Chicago, positioning Illinois as a likely early-adopter state once federal rescheduling progresses. No Illinois municipality has enacted a local decriminalisation ordinance as of 2025.

Cities in Illinois

Chicago
Dominant Midwest metro; Northwestern Medicine; UChicago
Evanston
Inner-ring suburb; Northwestern University main campus
Springfield
State capital; legislative proximity; downstate IL representation
Peoria
Central IL anchor; OSF Healthcare; rural-suburban demand

Frequently asked questions

Is psilocybin legal in Illinois?

No. Psilocybin is a Schedule I controlled substance in Illinois. Pending legislation including SB 2582 has proposed therapeutic access frameworks, but none have passed as of 2025.

Has any Illinois city decriminalised psilocybin?

No Illinois city has formally decriminalised psilocybin as of 2025. Unlike cities in Massachusetts or Michigan, no Illinois municipality has passed a local decriminalisation ordinance for entheogenic substances.

What psilocybin research is happening in Illinois?

Northwestern University's Feinberg School of Medicine and the University of Chicago are leading Midwest psychedelic research institutions, with ongoing studies into psilocybin-assisted therapy for depression, addiction, and end-of-life anxiety — establishing a substantial research base ahead of potential legislative change.