The Laws

Enabling Legislation

Chapter 369 of the Acts of 2012, An Act for the Humanitarian Medical Use of Marijuana (repealed by Section 47 of Chapter 55 of the Acts of 2017)
Chapter 334 of the Acts of 2016, The Regulation and Taxation of Marijuana Act
Chapter 55 of the Acts of 2017,  An Act to Ensure Safe Access to Marijuana (which amended Chapter 334 of the Acts of 2016)


M.G.L. c. 10, § 76, Cannabis Control Commission; members; appointment; terms; removal; quorum; salary; officers; code of ethics; operation as state agency
M.G.L. c. 94G, Regulation of the Use and Distribution of Marijuana Not Medically Prescribed
M.G.L. c. 94I, Medical Use of Marijuana

Regulations (promulgated January 8, 2021)

935 CMR 500.000: Adult Use of Marijuana
935 CMR 501.000: Medical Use of Marijuana

The colocated regulations, 935 CMR 502.000, were repealed and incorporated into the adult- and medical-use regulations.

The regulations linked on our website are unofficial and for informational purposes only.  Official versions, including prior versions, can be purchased at the State Bookstore at: