I believe the answer is 4'9". There is also a weight limit if your child is on the shorter side. If your child does not meed either requirement, then you have to use a booster seat.
I do believe you have to be eight years old or 4 feet.
Don't know but try the abd.org.uk web site and do a search
4'6 is the limit but i wouldn't put my kid in a booster seat at that i would not put a 12 year old boy in a booster seat. But it's the parents decision.
When they are around 2 and have outgrown their child seat. They should continue to use a booster seat until they reach the height of 4 foot 9.
When they about the height of 4'9".
The age that a child should use a car seat booster is when they are 2 years of age. Some kids need to use them a little bit earlier because weight and height has an effect on how earlier the kids need to use the booster seat.
Not until the seat belt will fit properly without use of a booster seat.
135
i believe 4,5
If your talking about the booster seat without a back then NO, It is not safe for the child to ride with only a lap belt.
A child should use a car seat until they are ready for a booster seat you will know when its basically like clothes they will outgrow it. they should be in the booster seat until they are 4 foot 9.
Children who are 4'9' or higher should use booster seats. Age isn't really a restriction in the state of Maryland, height determines when children should use a booster seat. Booster seats help increase their height so that seat belts fit appropriately.
Integrated child booster seats are available on some cars and buses. These usually include five-point harness seat belts. Children who are required by your state's law to use a car seat or booster seat should use the integrated seats when available.
A child that is age 8 or younger and weighs no more than 80 pounds can use a booster seat in New Jersey. Children over the age 8 must use a seat belt.
The Safeguard Go is a child's hybrid car seat and booster seat in one. It has a 5 point harness to hold the child, up to 60 pounds. When the child outgrows the harness, they can use the booster with a regular lap seat belt up to 100 pounds of weight.