In addition to the four race series, the IBSF also organizes World Championships, which are held at the end of every sliding season except when the Olympic Winter Games are held, and a Junior World Championships (open to athletes aged 23 and under) which are held annually without regard to the Olympics. One race each World Cup season is also designated the European Championship. The IBSF cooperates with the International Olympic Committee to supervise the skeleton races at the Olympic Winter Games, and the IBSF ranking system is used to determine the National Olympic Committees' athlete quota allocations.
In addition to the four race series, the IBSF also organizes World Championships, which are held at the end of every sliding season except when the Olympic Winter Games are held, and a Junior World Championships (open to athletes aged 23 and under) which are held annually without regard to the Olympics. One race each World Cup season is also designated the European Championship. The IBSF cooperates with the International Olympic Committee to supervise the skeleton races at the Olympic Winter Games and the IBSF ranking ,system is used to determine the National Olympic Committees' athlete quota allocations.