Cannabis events & dates — May 2027
Everything on the cannabis calendar for May 2027: conferences and trade shows, retail sales days, policy and voting dates, and regulatory and tax deadlines. Click any item for details and add-to-calendar links, or switch to the week and day views.
KeyEventSalesPolicyRegulatoryTaxCultureDashed outline = date estimated or pending; confirm with the organizer before booking.
All items in May 2027
5 items- May 1, 2027
Virginia CCA deadline to issue initial adult-use licenses
By May 1, 2027 the Virginia Cannabis Control Authority must issue certain initial adult-use licenses, two months ahead of the July 1 retail launch.
- May 12–14, 2027
NCIA Cannabis Industry Lobby Days (15th annual)
The National Cannabis Industry Association's annual Capitol Hill fly-in, where operators and vendors meet members of Congress on banking, tax and rescheduling. NCIA's member calendar lists May 12–14, 2027 (one listing field shows May 15); treat as provisional until registration opens.
- May 14–15, 2027
NECANN Minnesota Cannabis Convention
NECANN's Minnesota convention for the state's adult-use market.
- May 21–23, 2027
Florida Medical Cannabis Conference & Exhibition (10th)
Tenth edition of Florida's physician-and-industry medical cannabis conference — evidence-based cannabinoid medicine sessions plus an exhibition hall. Dates confirmed on the organizer's site.
- May 28, 2027
Friday before Memorial Day
Start of the summer holiday weekend — a reliable secondary sales bump for retailers; no industry-wide lift figure published.
Missing an event in May 2027?
Organizers are listed free. Send us the dates and the source and we’ll add it after checking.