California is one of 34 states requiring the use of booster...

California is one of 34 states requiring the use of booster seats for older children, and one of 16 states that includes an educational component in its law that provides funding for public health education about the importance of car safety seats for children. All children under 6 years old or under 60 pounds are required to ride in an age-appropriate safety seat or booster seat in this state.