when they are at least 9 years old
Added: The questioners state is not given. All states have different rules on this matter. In some it is governed by the child's age, in others it is governed by the child's height and/or weight, or a combination of all three. Contact your local law enforcement or DMV office for the correct answer to this question for your state.
1.35cm to be in the front
12
from the age 12 up
Your child must be at least 60lbs to not be in a car seat and 70 pounds to be in the front seat. under age 7,must be in car seat
"There is no age restriction for sitting in the front seat in BC traffic law."
13
12
12
10
5
80 Pounds/Age8
12