HB 4686: Legalize growing and taking psychedelic mushrooms << Previous billNext bill >> Introduced June 25, 2025 Official text and analysis Crimes: controlled substances; creating, manufacturing, possessing, or using psilocybin or psilocin; allow under certain circumstances. Amends 1978 PA 368 (MCL 333.1101 - 333.25211) by adding sec. 7404a.