What age is the child when they become responsible for wearing a seat belt is it 16?

The age at which a child is required to wear a seat belt varies by country and state. In many places, children are generally required to be in a car seat or booster seat until they reach a specific height or weight, often around 8 to 12 years old. By the time they reach 16, they are typically considered responsible for using a seat belt, but this can depend on local laws. Always check specific regulations in your area for accurate guidelines.