Tennessee Code Title 34. Guardianship § 34-8-401

If a conservator or guardian has been appointed in another state and a petition for the appointment of a conservator or guardian is not pending in this state, the conservator or guardian appointed in the other state, after giving notice to the appointing court of an intent to register, may register the conservatorship or guardianship order in this state by filing as a foreign judgment in a court, in any appropriate county of this state, certified copies of the order and letters of office.