The International Olympic Committee (IOC), headquartered in Switzerland, is the governing body of the Olympics. Its rules and bylaws are contained in the Olympic Charter. The Olympic organization also includes the Olympic Congress, National Olympic Committees, and International Sports Federations.
Under the Olympic Charter, disputes must be submitted to the Court of Arbitration for Sport (CAS) . The CAS is located in Lausanne, Switzerland, with additional offices in Australia and the United States. It is administered by the International Council of Arbitration for Sport (ICAS). The CAS has close to 300 arbitrators from 87 countries. Any disputes related to sport, including commercial or disciplinary matters, may be submitted to the CAS. Recent and selected older decisions of the CAS are available on its website here.