Tennessee Code Title 50. Employer and Employee § 50-1-303

In all cases where an employee or employees ceases work for any employer, whether the severance is voluntary on the part of the employee or whether the employee is lawfully discharged, the employee or employees shall within a reasonable time thereafter withdraw from the premises of the employer in which they were employed. In the absence of other circumstances, twelve (12) hours from the date of the cessation of employment shall be a reasonable time. Any employee or employees failing and refusing to withdraw from the premises of the employer after the termination of employment commits a Class C misdemeanor.