Is Psilocybin Therapy Legal in South Dakota? (2026)
No — Psilocybin Therapy is illegal in South Dakota as of 2026.
Law changed in 2026: In March 2026, the governor signed a bill to legalize synthetic psilocybin for therapeutic use, but only if it is approved by the federal government. This does not change the current legal status of psilocybin.
Quick Answer
Psilocybin therapy is not legal in South Dakota. In March 2026, the governor signed a bill to legalize synthetic psilocybin for therapeutic use, but only if it is approved by the federal government.
What the Law Says
South Dakota law classifies psilocybin as a Schedule I controlled substance, making possession a felony. However, recent legislation will reschedule a synthetic version of psilocybin to a lower schedule upon federal approval.
— NCSL Psychedelic Therapy Legislation
| Category | Details |
|---|---|
| Patient Access | Illegal |
| Licensed Providers | Illegal |
| Penalties | Felony charges for possession or distribution. |
| Pending Legislation | None known |
In March 2026, the governor signed a bill to legalize synthetic psilocybin for therapeutic use, but only if it is approved by the federal government. This does not change the current legal status of psilocybin.
Enforcement Reality
While a bill has been signed to legalize synthetic psilocybin for therapeutic use upon federal approval, psilocybin remains illegal in South Dakota. Law enforcement actively prosecutes psilocybin cases, and possession is a felony.
A common mistake is to believe that the new law has already legalized psilocybin. The law is contingent on federal approval, and until then, possession of psilocybin is illegal.
Local Exceptions
None identified. State law applies uniformly across South Dakota. Local ordinances may still vary — check with your city or county government for any additional rules.
Bottom Line
Psilocybin Therapy is illegal in South Dakota. This activity can result in criminal charges. Do not assume enforcement is lax — penalties are real. Consult a licensed attorney if you have specific questions.
South Dakota vs. the Rest of the US
Across the US, accessing psilocybin therapy is fully legal in 2 states, restricted in 0, and illegal in 48. South Dakota falls in the ILLEGAL category.
View the full 50-state map →Neighboring States
Laws change at state lines. Here is how bordering states compare on Psilocybin Therapy:
Frequently Asked Questions
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Reviewed by cross-referencing the cited state statute against current legislative databases and regulatory publications.
Sources & Verification
This page was reviewed by Ethan Harper by comparing the legal status against the cited state statute. AllowedHere is an informational resource and does not provide legal advice. Consult a licensed attorney for guidance specific to your situation.
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