Cannabis in Missouri (Wikipedia)
Cannabis in Missouri is legal for recreational use. A ballot initiative to legalize recreational use, Amendment 3, passed by a 53–47 margin on November 8, 2022. Possession for adults 21 and over became legal on December 8, 2022, with the first licensed sales occurring on February 3, 2023.
Medical use was legalized through the passage of a 2018 ballot measure by a 66–34 margin. The first licensed sales began in October 2020.