The gubbmint ain't gonna legalize shit on its own accord.
However there have been multiple cases of religious exclusions of hallucinogens such as Ayahuasca, Peyote, DPT.
It would appear that if I take a substance and talk to god I am a criminal. If we both take a substance and talk to god we are a religion. At that point it is just a matter of being able to pay for the lawyers to defend our civil rights.
I am here to tell you that the Lord has returned with Saint Sasha and Albert by his side. You must drink his blood and eat his flesh and let his light into your heart or you will be condemned to hell.
There is no salvation but thorough the light which his saints have brought forth into the world in his name and by his design.
Behold, for the kindom of heaven is within you sparkling and shining as a thousand shards of crystal. You only need to close your eyes and let the holy spirit enter you.