Cannabis in Monaco is illegal. The production, sale, and possession of marijuana for medicinal or recreational purposes being a criminal offense with a penalty of up to one year in jail in addition to a fine of up to . Despite the strong laws, the police and courts are often lenient, letting offenders off with a warning.
According to the World Drug Report 2011, 8.9% of the population use cannabis at least once per year.World Drug Report 2011. United Nations Office on Drugs and Crime (UNODC). Cannabis stats are from Chapter 6.1.1.3. Consumption: Annual prevalence of Cannabis, p. 217. "Sources: Annual Reports Questionnaires, Academic Researches, Concise International Chemical Assessment Documents (CICAD), Government Reports, European School Survey Project on Alcohol and Other Drugs (ESPAD), International Narcotics Control Strategy Reports (INCSR)."
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