O.C.G.A. § 40-16-5.1 (2019)

(a) Except as otherwise provided in this Code section, no department motor vehicles shall be used by any investigators employed by the department except in the discharge of official duties. Any other equipment shall be used only with the express written approval of the commissioner. (b) The commissioner may adopt rules and regulations governing the use of equipment. The commissioner may adopt rules and regulations pursuant to which investigators employed by the department may use a department motor vehicle while working an approved off-duty job, provided that any such use shall comply with such conditions as may be imposed by the commissioner, which conditions shall include but shall not be limited to a finding of public benefit and reimbursement to the department by the employer or employee for use of the vehicle. (c) At no time will an off-duty employee be allowed use of a department motor vehicle at any political function of any kind.