Tennessee Code Title 47. Commercial Instruments and Transactions § 47-18-5103

(a)(1) Upon the declaration of an abnormal economic disruption by the governor by proclamation or executive order, and continuing for a maximum of fifteen (15) calendar days, unless extended by a subsequent declaration in any county or municipality covered by the abnormal economic disruption, a person is prohibited from charging any other person a price for the following goods or services that is grossly in excess of the price generally charged for the same or similar goods or services in the usual course of business:

(2) A declaration of an abnormal economic disruption by the governor may specify that only certain goods or services are covered by the prohibition described in subdivision (a)(1).

(1) Price increases in applicable regional, national, or international commodity markets;

(2) Pricing set forth in any pre-existing agreement, including stored and in-transit inventory;

(3) Additional costs imposed on the person by the supplier of the goods or services; or

(4) Additional costs for labor, services, or materials used to provide the goods or services, including costs of replacement inventory, additional costs to transport goods or services, and additional labor charges.