A winegrower, beer manufacturer, or beer and wine wholesaler may serve food and alcoholic beverages to any person, including a person licensed under this division and his or her employees and representatives, who is attending a meeting held upon or who is visiting the premises of the winegrower, beer manufacturer, or beer and wine wholesaler.
Source:
Section 25503.7, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=BPC§ionNum=25503.7..