Minnesota purges thousands of Marijuana convictions after passage of 2023 law Image Cannabis News May 14, 2024 Over 58,000 Misdemeanor Marijuana Convictions Expunged in Minnesota Following Legalization. Thousands of misdemeanor marijuana convictions are no longer part of the Minnesota crime database. The Minnesota Bureau of Criminal Apprehension says nearly 58,000 low-level convictions have been purged from Marijuana Politics Cannabis Jobs WDAY