Tenn. Code Ann. § 57-3-903: Advertising, offering for sale or selling wine at less than cost - Misdemeanor - Prima facie violation of part

(a) It is a Class C misdemeanor for any retailer to advertise, offer to sell, or sell at retail, wine at less than cost to the retailer.

(b) The advertising, sale or offer to sell of wine by any retailer at less than cost to the retailer shall be prima facie evidence of both a violation of this part, and of intent to injure competitors or destroy substantially or lessen competition.