Pre-approved expenses for transportation within three-hundred miles of the school district administrative office will be by automobile. If a school district vehicle is not available, the employee will be reimbursed at the federal reimbursement rate on July 1st of that fiscal year. The superintendent may allow an employee to drive their own vehicle and receive reimbursement in certain situations. Pre-approved expenses for transportation outside of three-hundred miles of the school district administrative office may be by public carrier. Reimbursement for air travel will be at the tourist class rates. Should an employee choose to travel by automobile, reimbursement will be limited to the public carrier amount. Pre-approved expenses for transportation in a rental car is limited to the cost of a Class “C” rental car at a medium priced agency unless the number of people traveling on behalf of the school district warrants a larger vehicle.