Nj Car Seat Laws 2024. Any child under the age of 8 years old and a height of 57 inches shall be secured as follows in the rear seat of a motor vehicle: A child under the age of 2 years and 30 pounds.
New jersey state law currently requires all children under the age of 8, weighing less than 80 lbs., to ride in the back seat of a vehicle in either a child safety. Under two years old & 30 pounds.