- Fully illegal: Wisconsin has no recreational or medical cannabis program. All cannabis possession, cultivation, and sale is criminal.
- Misdemeanor first offense: First-time possession of any amount is a Class A misdemeanor: up to 6 months in jail and a $1,000 fine.
- Felony second offense: Any second or subsequent possession offense is a Class I felony: up to 3.5 years in prison and a $10,000 fine. This is unusually harsh for a possession escalation — most states require substantially more for felony possession.
- Madison decrim ordinance: Madison allows municipal citations (civil fine) for small cannabis possession under city code, but state law still applies and officers may charge under state law.
- Milwaukee ordinance: Milwaukee also has a local ordinance option for small amounts, but same state law override applies.
- Governor Evers’ annual proposals: Democratic Gov. Tony Evers has proposed cannabis legalization in every state budget since 2019. The Republican-controlled legislature has removed it from each budget and killed standalone bills.
- Hemp legal since 2017: Wisconsin legalized hemp under Act 100 in 2017, ahead of the federal Farm Bill. Hemp-derived CBD is widely available statewide.
- Border state pressure: Illinois (adult-use since Jan 2020) and Michigan (adult-use since Dec 2019) border Wisconsin, creating significant drug tourism flows.
Wisconsin Cannabis Law Quick Reference
| Category | Rule / Penalty |
|---|---|
| Recreational cannabis | Fully illegal |
| Medical programme | None |
| Possession — first offense (any amount) | Class A misdemeanor: up to 6 months jail; $1,000 fine |
| Possession — second+ offense (any amount) | Class I felony: up to 3.5 years prison; $10,000 fine |
| Distribution / sale (200g or less) | Class I felony: up to 3.5 years; $10,000 fine |
| Distribution 200g–1kg | Class H felony: up to 6 years; $10,000 fine |
| Distribution 1kg–2.5kg | Class G felony: up to 10 years; $25,000 fine |
| Distribution >2.5kg | Class E felony: up to 15 years; $50,000 fine |
| Home cultivation (any plants) | Treated as manufacturing; felony charges |
| Madison municipal ordinance | City civil forfeiture option for small amounts; state law still applies |
| Milwaukee ordinance | Civil forfeiture option for small amounts; state law still applies |
| Hemp (≤0.3% THC) | Legal under Act 100 (2017) |
| CBD products | Legal; widely sold statewide |
| Public consumption | Illegal; criminal offense |
| Driver’s license | Revocation upon conviction for drug felonies; suspension available for misdemeanor |
Possession Penalties: Wisconsin’s Felony Escalation
Wisconsin’s most distinctive — and most criticized — cannabis provision is the felony classification for second-offense possession of any amount. Unlike most states where felony charges require either a substantial quantity or a sale offense, Wisconsin elevates a second simple possession charge to a Class I felony regardless of the amount involved. This means a Wisconsin resident who was cited or convicted for possessing one joint years ago faces felony prosecution for a second possession, even if the second amount is also trivially small.
The practical consequences of a felony conviction in Wisconsin include loss of the right to vote while incarcerated, prohibition on possessing firearms, disqualification from many professional licenses, adverse impact on federal student aid eligibility, and permanent disclosure requirements on most employment and housing applications.
| Offense | Wisconsin Classification | Maximum Sentence | Maximum Fine |
|---|---|---|---|
| Possession, any amount, first offense | Class A misdemeanor | 9 months jail | $10,000 |
| Possession, any amount, second offense | Class I felony | 3 years 6 months prison | $10,000 |
| Paraphernalia possession | Forfeiture (civil) | No jail | $500 |
| Distribution ≤200 g | Class I felony | 3 years 6 months | $10,000 |
| Distribution 200 g–1 kg | Class H felony | 6 years | $10,000 |
| Distribution 1 kg–2.5 kg | Class G felony | 10 years | $25,000 |
| Distribution >2.5 kg | Class E felony | 15 years | $50,000 |
| Distribution near school (within 1,000 ft) | Enhanced charge | Double maximum of underlying charge | Double maximum fine |
| Distribution to minor (if adult 17+) | Class F felony | 12 years 6 months | $25,000 |
Note: Wisconsin uses a flat-time maximum sentencing structure; the actual sentence includes a prison (incarceration) portion and extended supervision (parole) portion that together cannot exceed the maximum. A Class I felony with 3.5-year maximum might result in 18 months prison + 24 months extended supervision.
Madison and Milwaukee: Local Decriminalization Ordinances
Madison adopted a local ordinance (Madison City Ordinance 23.20) that allows municipal citations — civil forfeitures — for possession of 25 grams (approximately 0.9 oz) or less of cannabis. Under this ordinance, a Madison police officer may choose to issue a municipal citation with a civil fine rather than an arrest and state criminal charge. The fine typically ranges from $50 to $500.
Milwaukee adopted a similar ordinance (Milwaukee Code of Ordinances Chapter 106) allowing civil forfeiture citations for possession of 25 grams or less, with fines up to $500 for first offense and $1,000 for subsequent offenses.
Both ordinances operate as enforcement discretion tools, not legal decriminalization. They do not override Wisconsin state law. A Madison or Milwaukee police officer may still choose to charge under state law, particularly for amounts above 25 grams, for suspects with prior drug records, or at the officer’s discretion. The ordinances provide practical risk reduction for small amounts in these two cities but do not create a legal right to possess cannabis.
Other Wisconsin municipalities have not adopted similar ordinances. In Green Bay, Racine, Kenosha, Appleton, and across rural Wisconsin, state law applies in full with no local mitigation mechanism. The contrast between Madison’s progressive enforcement culture and enforcement in rural conservative counties is stark, with arrest rates for cannabis per capita in rural counties significantly exceeding those in Dane County (Madison).
Border State Drug Tourism: Illinois and Michigan
Wisconsin shares its southern border with Illinois, which has operated adult-use recreational cannabis retail since January 2020, and its eastern border (via the Upper Peninsula) is close to Michigan, which opened recreational retail in December 2019. This creates substantial cross-border cannabis commerce that flows into Wisconsin illegally.
Illinois border cities including Kenosha, Racine, and the Chicago suburbs have dispensaries that explicitly market to Wisconsin residents, who are legally permitted to purchase in Illinois but cannot transport cannabis back into Wisconsin. Highway 94 from Chicago into Milwaukee and Highway 41 from the Chicago area are known corridors for cannabis transport, and Wisconsin state troopers conduct enforcement with this traffic pattern in mind.
| Border State | Cannabis Status | Proximity to Wisconsin | Risk Zone |
|---|---|---|---|
| Illinois | Recreational since Jan 2020 | Shares entire southern border; dispensaries in Kenosha, Waukegan, Zion area | I-94, I-43, US-41 corridor into Milwaukee and Racine/Kenosha area |
| Michigan | Recreational since Dec 2019 | Upper Peninsula border areas, Lake Michigan ferry routes | Less direct vehicle route; ferry from Ludington to Manitowoc |
| Minnesota | Recreational since Aug 2023 | Western border; Minneapolis metro near Hudson, WI | I-94 Hudson/River Falls corridor; St. Croix River border crossings |
| Iowa | No recreational; limited medical | Southern border (agricultural corridor) | Minimal drug tourism flow |
Minnesota’s legalization in August 2023 added a western border pressure. The Twin Cities metro extends into the Hudson, Wisconsin area, and many Wisconsin residents in the River Falls/Hudson corridor regularly cross into Minnesota. The I-94 corridor between Minneapolis and Eau Claire, Wisconsin is considered a high-traffic route for individuals transporting Minnesota cannabis into Wisconsin.
Wisconsin law enforcement has documented increases in cannabis possession arrests along border corridors following neighboring state legalization, consistent with the pattern seen in other prohibition states surrounded by legal states. Advocates argue this demonstrates the ineffectiveness of Wisconsin’s prohibition; opponents argue it demonstrates the importance of maintaining Wisconsin’s legal barrier.
Governor Evers and the Annual Legalization Proposal
Democratic Governor Tony Evers has included adult-use cannabis legalization in every two-year budget proposal since taking office in January 2019. Each time, the Republican-controlled Joint Finance Committee has removed the cannabis provision from the budget, and standalone legalization bills introduced by Democratic legislators have failed to advance out of Republican-controlled committees.
Governor Evers’ proposals have typically included adult-use recreational legalization with 21+ age minimum, a regulated dispensary system, home grow allowance, and a social equity component directing a portion of tax revenue to communities impacted by the War on Drugs. The proposals have also included medical cannabis expansion. The revenue projections for Wisconsin legalization have ranged from $150 million to $300 million annually in tax revenue in various budget analyses.
Republican legislators have cited several objections to cannabis legalization: concerns about youth access, impaired driving, workplace safety, impact on federally regulated industries and agriculture, and philosophical opposition to expanding what they characterize as drug availability. Some conservative Wisconsin lawmakers have expressed limited openness to a restricted medical programme but have not advanced such legislation to a vote.
Wisconsin’s political situation is unusual: it is a genuine swing state in statewide elections (Evers won reelection in 2022; Wisconsin voted for Biden in 2020 and Trump in 2016 and 2024), yet the legislature has consistently had a Republican majority due to district maps. This structural divergence between statewide voter preferences and legislative composition is central to understanding why Wisconsin has not reformed cannabis policy despite strong public support.
Hemp in Wisconsin: Act 100 and the CBD Market
Wisconsin was ahead of the federal curve on hemp legalization. In 2017, the legislature passed Act 100, the Wisconsin Industrial Hemp Program, which authorized hemp cultivation and research ahead of the federal 2018 Farm Bill. Wisconsin has developed a meaningful hemp agriculture and processing sector, with state university research programmes at UW-Madison and UW-Extension contributing to agronomic knowledge of hemp cultivation in Upper Midwest growing conditions.
Hemp-derived CBD products are legally sold throughout Wisconsin in health food stores, pharmacies, farm stores, and online retailers. The Wisconsin DATCP (Department of Agriculture, Trade and Consumer Protection) oversees hemp licensing. Retail CBD products are not subject to age restrictions under state law, though individual retailers may impose their own policies.
Delta-8 THC products derived from hemp occupy a gray area in Wisconsin, similar to most states. Wisconsin has not passed specific delta-8 prohibition legislation, and retail delta-8 products are sold openly at smoke shops and online retailers serving Wisconsin addresses. The Wisconsin DOJ has not issued formal guidance on delta-8 status, creating legal uncertainty.
DUI and Cannabis in Wisconsin
Wisconsin has a per se zero-tolerance standard for cannabis and driving under Wisconsin Statute 346.63(1)(am). A driver is guilty of OWI (Operating While Intoxicated) in Wisconsin if they have any detectable amount of a restricted controlled substance in their blood, urine, or other bodily fluid — meaning any presence of THC metabolites is sufficient for an OWI conviction, regardless of actual impairment.
This is among the strictest cannabis DUI standards in the country. A Wisconsin driver who legally consumed cannabis in Illinois two weeks before returning to Wisconsin and being stopped for an unrelated traffic infraction could theoretically face an OWI charge based on residual THC metabolites, even if fully unimpaired. THC-COOH, the primary urine metabolite, can persist in heavy users for 30+ days.
| OWI Offense (cannabis) | Classification | Penalties |
|---|---|---|
| First OWI | Civil forfeiture | $150–$300 fine; 6–9 month license revocation; no jail (first offense civil) |
| Second OWI within 10 years | Criminal misdemeanor | 5 days–6 months jail; $350–$1,100 fine; 12–18 month revocation |
| Third OWI within 10 years | Criminal misdemeanor | 30 days–1 year jail; $600–$2,000 fine; 2–3 year revocation |
| Fourth OWI | Class H felony | 60 days–6 years prison; $600–$10,000 fine; lifetime revocation possible |
| OWI with minor passenger | Enhanced charge | Doubled penalties; child abuse charge possible |
Employment and Housing in Wisconsin
Wisconsin has no state law protecting employees from adverse employment action based on cannabis use, whether recreational or medical (no medical programme exists to create patient protections). Wisconsin employers may maintain drug-free workplace policies, test for cannabis, and terminate or decline to hire employees who test positive. This applies equally to remote workers who use cannabis legally while working from a legal state.
Wisconsin’s position as a major dairy and manufacturing state means a significant portion of the workforce is employed in sectors with active drug testing programmes (food production, heavy manufacturing, transportation) and by federally regulated employers (agriculture inspectors, transportation workers, defense contractors). These workers have no state-law protection and face federal zero-tolerance requirements.
Housing in Wisconsin follows the general pattern: no state-law protection against cannabis-based rental discrimination, federal public housing follows federal zero-tolerance policy, and individual landlords have broad discretion to prohibit cannabis use on rental properties.