Overview

• An interim report by teams in Hamburg, Düsseldorf and Tübingen finds legal clubs supply only about 0.1% of national demand, leaving illicit channels and social sharing dominant.
• Youth indicators show no deterioration in protection, with teen use continuing a decline since 2019 and no abrupt shifts in adult consumption patterns, according to survey and wastewater data.
• Police and court workloads eased, with cannabis-related offenses dropping by roughly 60% to 80% after partial legalization took effect in April 2024.
• The health minister plans to ban online prescribing and home delivery of medical cannabis after a surge in such dispensing, proposing in-person doctor visits instead.
• Conservative leaders renewed calls to scrap the law, including Thüringen’s Mario Voigt, while the research consortium stresses cautious interpretation and ongoing evaluation through 2028.