Va. Code Ann. § 15.2-1104.1

A municipal corporation that generally levies an admissions tax may, by ordinance, elect not to levy an admissions tax on admission to an event, provided that the purpose of the event is solely to raise money for charitable purposes and that the net proceeds derived from the event will be transferred to an entity or entities that are exempt from sales and use tax pursuant to § 58.1-609.11.