Mississippi Code Title 25. Public Officers and Employees; Public Records § 25-9-153

(1)(a) Except as provided in paragraph (b), an employee of any state agency, department, board, commission, institution or other instrumentality of the state may not operate a state-owned motor vehicle unless such person has a valid Mississippi driver's license or a valid driver's license from a contiguous state.

(b) A person may operate a motor vehicle owned by a state institution of higher learning if they have a valid Mississippi driver's license of the appropriate classification or a valid driver's license of the appropriate classification from any state.