Status: Legal

History:

2008: Medical cannabis was legalised
2014: Possession of small amounts of cannabis for recreational use decriminalised
2018: Cannabis legalised for recreational purposes (sales aren’t projected to begin until mid-2020)

Policy Framework:

Expungement: Manual

• Must be over the age of 21 to consume, purchase or possess cannabis;
• Driving under the influence is prohibited;
• Consuming cannabis in a public space is prohibited;
• Possession in excess of 2.5oz (70g) is prohibited unless the excess is concealed in a container equipped with locks;
• Recreational cannabis will be subject to a 15% excise tax on top of the standard sales tax;
• Distribution of less than 5oz (141g) but more than 2.5oz (without remuneration) is a civil infraction punishable by a fine;
• People may cultivate their own cannabis at home as long as it remains under the home plant possession limit of 12 plants;
• Distribution of more than 5oz with remuneration is a felony punishable by up to 15 years in prison and fines of up to $US10,000,000.

Outcomes:

• Too early to determine outcomes of recreational cannabis legalisation;
• In 2018, sales of medical marijuana reached $US633 million;
• Between 2005 and 2017, cannabis use disorder in people over the age of 12 decreased from 2.0% to 1.6%.
  

Source: https://crime-data-explorer.fr.cloud.gov/explorer/state/michigan/crime