ICAS is composed of twenty members, experienced jurists appointed in the following manner :
four members are appointed by the International Federations (IFs), viz. three by the Association of Summer Olympic IFs (ASOIF) and one by the Association of the Winter Olympic IFs (AIOWF), chosen from within or outside their membership;
four members are appointed by the Association of the National Olympic Committees (ANOC), chosen from within or outside its membership;
four members are appointed by the International Olympic Committee (IOC), chosen from within or outside its membership;
four members are appointed by the twelve members of ICAS listed above, after appropriate consultation with a view to safeguarding the interests of the athletes;
four members are appointed by the sixteen members of ICAS listed above, chosen from among personalities independent of the bodies designating the other members of the ICAS.
The members of ICAS are appointed for one or several renewable period(s) of four years. Such nominations shall take place during the last year of each four-year cycle.
Upon their appointment, the members of ICAS sign a declaration undertaking to exercise their function personally capacity, with total objectivity and independence, in conformity with this Code. They are, in particular, bound by the confidentiality obligation provided in Article R43.
Members of the ICAS may not appear on the list of CAS arbitrators or mediators nor act as counsel to any party in proceedings before the CAS.
If a member of the ICAS resigns, dies or is prevented from carrying out his functions for any other reason, he is replaced, for the remaining period of his mandate, in conformity with the terms applicable to his appointment.
ICAS may grant the title of Honorary Member to any former ICAS member who has made an exceptional contribution to the development of ICAS or CAS. The title of Honorary Member may be granted posthumously.