Missouri
Medical Marijuana
Mo. Const. § XIV Section 1 (2023)
Right to access medical marijuana.
Mo. Rev. Stat. § 195.207 (2023)
2018 Ballot Measure 2
Medical Marijuana and Veteran Healthcare Services Initiative
EFFECTIVE DATE: December 6, 2018
2014 Act No. HB2238
Hemp oil
EFFECTIVE DATE: July 14, 2014
19 CSR 20-51: Hemp Extract Registration
2 CSR 70-14: Missouri Cannabidiol Oil Rules
Legalization
Ballot to Implementation: A Program’s Journey
Mo. Const. § XIV Section 2 (2023)
Marijuana legalization, regulation, and taxation.
2022 Ballot Measure 3
Marijuana Legalization Initiative
EFFECTIVE DATE: November 8, 2022
Industrial Hemp
Mo. Rev. Stat. §§ 195.740-773 (2017)
2018 Act No. HB2034 
Industrial Hemp
EFFECTIVE DATE: August 28, 2018
History
1971 Act No. HB69
Controlled Substances
EFFECTIVE DATE: September 28, 1971