TREATIES odic leave, the dates and duration of which shall be fixed by the Court, having in mind the distance between The Hague and the home of each judge. 3. Members of the Court shall be bound, un- less they are on leave or prevented from attending by illness or other serious reasons duly explained to the President, to hold themselves permanently at the disposal of the Court. Article 24 1. If, for some special reason, a member of the Court considers that he should not take part in the decision of a particular case, he shall so inform the President. 2. If the President considers that for some spe- cial reason one of th e memb of te Court should not sit in aparticular case, he shall give him notice accordingly. 3. If in any suh case the member of the Court and the Presideni disagree, the matter shall be settled by the decision of the Court. Article 25 1. The full Court shall sit except when it is ex- pressly provided otherwise in the present Statute. 2. Subject to the condition that the number of judges available to constitute the Court is not thereby reduced below eleven, the Rules of the Court may provide forallowing one or more judges, according to circumstances and in rotation, to be dispensed from sitting. 3. A quorum of nine judges shall suffice to con- stitute the Court. Article 26 1. The Court may from time to time form one or more chambers, composed of three or more judges as the Court may determine, for dealing with particular categories of cases; for example, labor cases and cases relating to transit and com- munications. 2. The Court may at any time form a chamber [59 STAT. for dealing with a particular case. The number of judges to constitute such a chamber shall be de- termined by the Court with the approval of the parties. 3. Cases shall be heard and determined by the chambers provided for in this Article if the parties so request. Article 27 A judgment given by any of the chambers pro- vided for in Articles 26 and 29 shall be considered as rendered by theCourt. Article 28 The chambers provided for in Articles 26 and 29 may, with the consent of the parties, sit and ex- ercisetheirfunctionselsewherethanatThe Hage. Article29 With a view to the speedy despatch of business, the Court shall form annually a chamber com- posed of five judges which, at the request of the parties, may hearand determine cases by summary procedure. In addition, two judges shall be se- lected for the purpose of replacing judges who find it impossible to sit. Article 30 1. The Court shall frame rules for carrying out its functions. In particular, it shall lay down rules of procedure. 2. The Rules of the Court may provide for as- sessors to sit with the Court or with any of its chambers, without the right to vote. Article 31 1. Judges of the nationality of each of the parties shall retain their right to sit in the case before the Court. 2. Ifthe Courtincludes upontheBenchajudge of the nationality of one of the parties, any other party may choose a person to sit as judge. Such person shall be chosen preferably from among 1058
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