Underage magic is any magic used by a wizard or witch who is under seventeen years of age outside of school. While children are permitted to use magic as part of their education, it has been banned from use outside of such under the Decree for the Reasonable Restriction of Underage Sorcery since 1875. Compliance with the Decree is monitored and enforced by the Improper Use of Magic Office at the Ministry of Magic using the Trace Charm. Children under the age of eleven, who have little control over their abilities and no wands, are exempt from the law. Though in wizarding families their parents are expected to keep them under control. The Ministry of Magic can only detect where magic is used, but not who used it. Most experts believe that if a child has magical ability, they will exhibit it