Is Psilocybin Legal? State-by-State Guide for 2026
The legal landscape for psilocybin is changing faster than almost any other area of drug policy. Understanding where you stand legally is essential before purchasing or using psilocybin products.
Federal Status
Psilocybin remains a Schedule I controlled substance under federal law — the same category as heroin. This means federal prosecution remains theoretically possible anywhere in the US. However, federal enforcement of personal-use psilocybin possession has been extremely rare, and the DEA has indicated it is not a priority.
States with Legal Supervised Psilocybin Programs
Oregon: Measure 109 (passed 2020) created a legal framework for supervised psilocybin therapy. Licensed service centers began operating in 2023. Adults can receive psilocybin sessions with a trained facilitator.
Colorado: Proposition 122 (passed 2022) created a similar framework. Licensed healing centers began operating in 2024. Personal cultivation and sharing (not sale) is also permitted for adults 21+.
Cities with Decriminalization
Denver, CO (2019) was the first US city to decriminalize psilocybin. Oakland and Santa Cruz, CA followed in 2019–2020. Washington DC decriminalized in 2020. Seattle, WA decriminalized in 2021. Ann Arbor, MI decriminalized in 2020. Detroit, MI decriminalized in 2021.
What "Decriminalization" Means
Decriminalization means personal possession is the lowest law enforcement priority — not legal, but not actively prosecuted. You can still technically be charged, but arrests are extremely rare in decriminalized jurisdictions.