SECTION 1. Tennessee Code Annotated, Section 39-17-1307, is amended by deleting subsection (e) in its entirety and substituting instead the following: (e) (1) It is an exception to the application of subsection (a) that a person is carrying or possessing a firearm or firearm ammunition in a motor vehicle if the person: (A) Is not prohibited from possessing or receiving a firearm by 18 U.S.C. § 922(g) or purchasing a firearm by § 39-17-1316; and ( B ) Is in lawful possession of the motor vehicle. (2) As used in this subsection: (A) “Motor vehicle” has the same meaning as defined in § 55-1-103. ( B ) “Motor vehicle” does not include any motor vehicle that is: (i) Owned or leased by a governmental or private entity that has adopted a written policy prohibiting firearms or ammunition not required for employment within such a motor vehicle; and (ii) Provided by such entity to an employee for use during the course of employment. SECTION 2. This act shall take effect July 1, 2014, the public welfare requiring it.