On November 8, 2016, the voters passed California’s Proposition 64, “Control, Regulate and Tax Adult Use of Marijuana Act, which legalized recreational use of marijuana. This is twenty years after the California voters passed Proposition 215, the Compassionate Use Act (CUA) decriminalizing the use of medical marijuana. The provisions of the initiative that made it legal for individuals to use and grow marijuana for personal use went into effect on November 9, 2016. The provisions regarding the lawful sale and subsequent taxation of recreational marijuana went into effect January 1, 2018.