 Currently, skaters must be between the ages of 13 and 19 (or 13 and 21 for the men in pairs and ice dance) in order to compete.The World Figure Skating Championships, commonly referred to informally as "Worlds", are the next ISU Championship to be held.By ISU regulation, they must take place following the fourth Monday in February and there should be at least fourteen days between Worlds and the Four Continents Championships or European Championships, whichever happens later.