Tenn. Code Ann. § 66-37-104: Transfer covenant fees

(a) A transfer fee covenant recorded after June 10, 2011, or any lien to the extent that it purports to secure the payment of a transfer fee, is not binding on or enforceable against the affected real property or any subsequent owner, purchaser, or mortgagee of any interest in the property.

(b) Nothing in this chapter shall imply that a transfer fee covenant recorded prior to June 10, 2011 is valid or enforceable.