If you are selling, providing, or distributing alcoholic beverages at your event, you must obtain a permit from the New York State Liquor Authority (NYSLA). This applies whether the alcohol is sold, distributed, or given away.
Apply Here: https://sla.ny.gov/permits-available-online
No policy: By checking No, the applicant affirms that neither the organization nor any officer, member, agent, vendor, volunteer, or attendee will provide, sell, serve, or distribute alcoholic beverages to others at or in connection with the event.