Tennessee Code Title 4. State Government § 4-1-105

(a) The consent of this state is hereby given to the retrocession of jurisdiction by the United States over land owned by the United States within the boundaries of this state, and the governor of this state is hereby authorized to accept for this state such retrocession of jurisdiction.

(b) Retrocession of jurisdiction shall be effected by written notice by the principal officer of the agency of the United States having supervision and control over the land by metes and bounds and stating that legislative, executive and judicial jurisdiction is to be retroceded to this state and the filing of a statement of acceptance of jurisdiction by the governor of this state with the secretary of state of this state.