what the legal age teen can start taking their own medication
Children become adults in the eyes of the law at age 18 in most states, including Illinois. Legal age laws also determine when a child may apply for emancipation from his or her parents; how the law treats contracts involving minors; a minor's ability to sue; and consent to medical treatment.egal Responsibilities of Minors and Parents. While Illinois sets the default age of majority at 18, there is a legal process by which a minor can become an adult in the eyes of the law.