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    Legal Status

    Massachusetts

    Mixed

    Last updated August 15, 2025

    This is informational only and does not constitute legal advice. Laws change frequently. Consult qualified legal counsel in Massachusetts for specific guidance.

    Substance-by-Substance Status

    KetamineLegal
    PsilocybinDecriminalized
    MDMATrials Only
    AyahuascaDecriminalized
    IbogaineIllegal

    Policies & Regulations

    Decriminalization

    ActiveEffective January 2024

    Several Massachusetts cities including Somerville, Cambridge, Northampton, and Salem have passed resolutions deprioritizing enforcement of psychedelic possession laws. A statewide ballot initiative for regulated psilocybin therapy is being organized for 2026. Ketamine therapy is available through licensed providers.

    What's Allowed

    • •Ketamine therapy through licensed medical providers
    • •Clinical trial participation (Harvard, Mass General)
    • •Local deprioritization in Somerville, Cambridge, Northampton, Salem

    Not Allowed

    • •Commercial psychedelic services statewide
    • •Possession with intent to distribute

    How to Access

    1. 1.Seek ketamine therapy through licensed providers
    2. 2.Search for clinical trials at Harvard/Mass General
    3. 3.In deprioritized cities, personal use is lowest enforcement priority

    Official Resources

    Somerville Psychedelic DeprioritizationMassachusetts Psilocybin Ballot Initiative

    Last updated: August 15, 2025

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