Georgia Code Title 50. State Government § 50-19-7

The officers, officials, and employees of the executive, legislative, and judicial branches of state government shall be reimbursed for mileage at the same mileage rate established by the United States General Services Administration for federal employees pursuant to Federal Travel Regulation Amendment 2005-01 as of July 1, 2005, or subsequently amended, as traveling expense when traveling in the service of the state or any agency thereof by personal motor vehicle and, in addition to mileage, shall be reimbursed for actual expenses incurred by reason of tolls and parking fees.