Any performer or performing group, or its agent, who violates § 59.1-466.2 shall be liable to the Commonwealth for a civil penalty of not less than $5,000 nor more than $15,000 per violation, which civil penalty shall be in addition to any other relief that may be granted under § 59.1-466.3. The civil penalty collected pursuant to this section shall be payable to the State Treasurer for deposit to the general fund. Each performance or production declared unlawful by § 59.1-466.2 shall constitute a separate violation. Nothing in this section shall be construed as affecting any private cause of action that may exist under Virginia law.