Tenn. Code Ann. § 33-6-1013: Destruction or alteration of declaration prohibited - Penalty

(a) It is an offense for a person, without authorization of the service recipient, intentionally to alter, forge, conceal, or destroy a declaration for mental health treatment, the revocation of a declaration, or any other evidence or document reflecting the service recipient's desires and interests, with the intent or effect of affecting the service recipient's mental health treatment.

(b) An offense under this section is a Class A misdemeanor.