Indiana's Seat Belt Laws
Indiana law requires that each front seat occupant of passenger motor vehicle must be properly restrained when the vehicle is moving. IC-9-19-10

Indiana's Child Restraint Law
Indiana law requires children under 4 years of age to be properly transported in a child safety seat that meets federal safety standards and children ages 4-12 to be in a child safety seat or vehicle seat belt. IC-9-19-11