what age do children go to booster seats?
<answer> Children go to booster seats at the age of under seven. <context> Australia. 1  Children under seven must be restrained in a suitable, approved child restraint or booster seat. 2  Children under six months must be restrained in a rear-facing position. 3  Children between six months and under four years must be restrained in a rear- or forward-facing restraint.