Wisconsin Cannabis Laws Last updated: October 21, 2025
Wisconsin remains one of the few states in the Midwest that has not legalized adult-use or medical cannabis. Despite ongoing debates in Madison and increasing pressure from neighboring states with regulated markets, marijuana possession is still a criminal offense under state law. Understanding Wisconsin cannabis laws in 2025 is essential for anyone living, working, or doing business in the state.
Recreational Cannabis: Still Illegal in 2025
Possession of cannabis for personal use remains illegal statewide. Under Wis. Stat. § 961.41(3g)(e), a first-offense possession is a misdemeanor, punishable by up to 6 months in jail and a $1,000 fine. A second or subsequent offense is a Class I felony, carrying a maximum penalty of 3.5 years imprisonment and up to a $10,000 fine.
Even small amounts can result in criminal records that affect employment, housing, and education. Enforcement varies by county, but statewide law still classifies THC as a controlled substance with no accepted medical use.
Medical Marijuana Efforts in 2025
Previous bills have failed, but this renewed effort signals growing bipartisan interest. Until legislation is passed and implemented, all possession remains illegal, even for medical use…