Tenn. Code Ann. § 55-50-801

Whenever any person lawfully possessed of a chauffeur's or operator's license theretofore issued by the department, or under the driver licensing laws of any other state or territory or the District of Columbia, is issued a citation or arrested and charged with a violation of any municipal ordinance or state statute regulating traffic, except those ordinances and statutes, the violation of which calls for the mandatory revocation of an operator's or chauffeur's license for any period of time, in a municipality having a city court or a county having a general sessions court, the municipality may by ordinance and the county may by resolution of its county legislative body, allow the person to have the option of depositing the chauffeur's or operator's license with the officer or court demanding bail in lieu of any other security required for appearance in any court of the municipality or county in answer to the charge before the court.