"Motor vehicle liability" means liability to which a board of education or school system may be subject either directly or by reason of liability arising out of the use of a motor vehicle by its employee, agent, or officer in the course and scope of employment. Such term [...]

"Motor vehicle liability" means liability to which a municipality or county may be subject either directly or by reason of liability arising out of the use of a motor vehicle by its employee, agent, or officer in the course and scope of employment. Said term shall also [...]