Tenn. Code Ann. § 6-54-204

Notwithstanding any law to the contrary, records held by a city whose primary industry is tourism that address a specific amount of money expended in a given market for digital or traditional media or that address the specific detail of targeted audiences identified for marketing purposes may be treated as confidential and not subject to the open records law, compiled in title 10, chapter 7. Nothing in this section shall prevent public disclosure of aggregate expenditure amounts for marketing activities at any time.