Miss. Code § 63-2-5
The Department of Public Safety shall initiate an education program designed to encourage the use of safety belts with emphasis on the effectiveness of safety belts, the monetary savings and other benefits to the public. Funds for such educational program shall be made available through the office of the Governor's representative for highway safety programs.
The State Highway Commission is authorized to direct the Highway Department to erect signs along the highways of this state notifying the traveling public that Mississippi is a mandatory seat-belt-use state.
The State Tax Commission shall provide notices of the requirement for safety belt use which shall accompany the delivery of a passenger motor vehicle license tag or decal.
Miss. Code § 63-2-5