Tennessee Code Title 55. Motor and Other Vehicles § 55-31-105

A garagekeeper may remove and secure a firearm left in a stored motor vehicle if the firearm can be removed without causing damage to the motor vehicle.  If removed, the firearm must be tagged or logged in a manner to tie it to the vehicle from which it was removed, and the firearm must be stored at the business in a firearm safe or other type of secure storage.  The business shall notify the owner of the vehicle when a firearm is removed and secured, and such notice must include information regarding how the firearm may be retrieved.