"The measure does not decriminalize psilocybin. It’s still a Schedule I drug under federal rules and thus not approved for any medical uses. Instead, Measure 109 would direct the Oregon Health Authority to create a state-licensed, psilocybin-assisted therapy program over the next two years and determine how it would regulate the ingredient."

[1] https://www.opb.org/article/2020/11/04/oregon-measure-109-ps...