Children should sit in a booster seat or on a booster cushion from the age of 4 until they are 135 centimetres.
Children over the age of 3 no longer need to use a child seat, booster seat or booster cushion when they are 135 centimetres or taller.
Even if a child no longer needs to use a child safety device, the child must never sit in front of an activated airbag until he or she is 140 centimetres or taller.