Tenn. Code Ann. § 28-2-102: Action barred after seven years

Any person, and those claiming under such person neglecting for the term of seven (7) years to avail themselves of the benefit of any title, legal or equitable, by action at law or in equity, effectually prosecuted against the person in possession, under recorded assurance of title, as in § 28-2-101 , are forever barred.