Tenn. Code Ann. § 21-1-102

Bills required to be under oath may be sworn to in the state before any judge, clerk of a court, general sessions judge or notary public, whose attestation shall be deemed evidence of the fact. Bills required to be under oath may be sworn to out of the state, before a notary public, or a commissioner for this state, whose attestation shall be accompanied by the notary public's or commissioner's seal of office, or before a judge of the state, whose official character shall be attested by the clerk of the court in which the judge presides.