Tennessee Code Title 66. Property § 66-19-302

(a) The lien created by § 66-19-101 also extends to any aircraft engine, aircraft propeller, and any other part or spare part used in, or which under normal circumstances would be used in, an aircraft, aircraft engine or aircraft propeller, whether or not any such component has been attached to or incorporated into an aircraft.

(b) The lien created by § 66-19-101, as to any type of conveyance used in the transportation of persons or merchandise through the air, propelled by any sort of power, shall also arise for any repairs or improvements made or parts or fixtures furnished at the request of any lessee of the subject property or any other party having possession of the subject property with the knowledge or permission of the owner or owner's agent.