Tennessee Code Title 55. Motor and Other Vehicles § 55-8-214

(a) A county or municipality may hire employees or appoint volunteers to direct vehicles, excluding emergency vehicles, on a public road or highway within a marked school zone for dropping off or picking up students at a public, private, or charter school within the jurisdiction of the county or municipality when a warning flasher or flashers are in operation and only during the period of time that is necessary for the convenience of dropping off or picking up students.

(b) The county or municipality shall ensure that appropriate signage is posted in advance of the marked school zone informing drivers as to the dropping off or picking up of students at the approaching school zone.  All regulatory and warning signs relating to the dropping off or picking up of students must comply with the manual on uniform traffic control devices (MUTCD).

(c) The county or municipality shall ensure that while an individual employed or appointed pursuant to subsection (a) is performing the duties described in subsection (a), that the individual:

(d) This section does not apply to access-controlled roadways designated as being on the state system of highways and on roadways designated as being on the state system of interstate highways.

(e) A motor vehicle operator who knowingly ignores a regulatory or warning sign posted pursuant to subsection (b) for the dropping off or picking up of students commits a Class C misdemeanor, punishable by fine only of fifty dollars ($50.00).