ICJ Rules of Court
Adopted on April 14, 1978 and entered into force on 1 July 1978.
Having regard to Chapter XIV of the Charter of the United Nations;
Having regard to the Statute of the Court annexed thereto;
Acting in pursuance of Article 30 of the Statute;
Adopts the following Rules.
Part I: The Court
Section A. Judges and Assessors
Subsection 1. The Members of the Court
- Article 1
1. The Members of the Court are the judges elected in accordance with Articles 2 to 15 of the Statute.
2. For the purposes of a particular case, the Court may also include upon the Bench one or more persons chosen under Article 31 of the Statute to sit as judges ad hoc.
3. In the following Rules, the term “Member of the Court” denotes any elected judge; the term “judge” denotes any Member of the Court, and any judge ad hoc.
- Article 2
1. The term of office of Members of the Court elected at a triennial election shall begin to run from the sixth of February in the year in which the vacancies to which they are elected occur.
2. The term of office of a Member of the Court elected to replace a Member whose term of office has not expired shall begin to run from the date of the election.
- Article 3
1. The Members of the Court, in the exercise of their functions, are of equal status, irrespective of age, priority of election or length of service.
2. The Members of the Court shall, except as provided in paragraphs 4 and 5 of this Article, take precedence according to the date on which their terms of office respectively began, as provided for by Article 2 of these Rules.
3. Members of the Court whose terms of office began on the same date shall take precedence in relation to one another according to seniority of age.
4. A Member of the Court who is re-elected to a new term of office which is continuous with his previous term shall retain his precedence.
5. The President and the Vice-President of the Court, while holding these offices, shall take precedence before all other Members of the Court.
6. The Member of the Court who, in accordance with the foregoing paragraphs, takes precedence next after the President and the Vice-President is in these Rules designated the “senior judge”. If that Member is unable to act, the Member of the Court who is next after him in precedence and able to act is considered as senior judge.
- Article 4
1. The declaration to be made by every Member of the Court in accordance with Article 20 of the Statute shall be as follows: “I solemnly declare that I will perform my duties and exercise my powers as judge honourably, faithfully, impartially and conscientiously.”
2. This declaration shall be made at the first public sitting at which the Member of the Court is present. Such sitting shall be held as soon as practicable after his term of office begins and, if necessary, a special sitting shall be held for the purpose.
3. A Member of the Court who is re-elected shall make a new declaration only if his new term is not continuous with his previous one.
- Article 5
1. A Member of the Court deciding to resign shall communicate his decision to the President, and the resignation shall take effect as provided in Article 13, paragraph 4, of the Statute.
2. If the Member of the Court deciding to resign from the Court is the President, he shall communicate his decision to the Court, and the resignation shall take effect as provided in Article 13, paragraph 4, of the Statute.
- Article 6
In any case in which the application of Article 18 of the Statute is under consideration, the Member of the Court concerned shall be so informed by the President or, if the circumstances so require, by the Vice-President, in a written statement which shall include the grounds therefor and any relevant evidence. He shall subsequently, at a private meeting of the Court specially convened for the purpose, be afforded an opportunity of making a statement, of furnishing any information or explanations he wishes to give, and of supplying answers, orally or in writing, to any questions put to him. At a further private meeting, at which the Member of the Court concerned shall not be present, the matter shall be discussed; each Member of the Court shall state his opinion, and if requested a vote shall be taken.
Subsection 2. Judges ad hoc
- Article 7
1. Judges ad hoc, chosen under Article 31 of the Statute for the purposes of particular cases, shall be admitted to sit on the Bench of the Court in the circumstances and according to the procedure indicated in Article 17, paragraph 2, Articles 35, 36, 37, Article 91, paragraph 2, and Article 102, paragraph 3, of these Rules.
2. They shall participate in the case in which they sit on terms of complete equality with the other judges on the Bench.
3. Judges ad hoc shall take precedence after the Members of the Court and in order of seniority of age.
- Article 8
1. The solemn declaration to be made by every judge ad hoc in accordance with Articles 20 and 31, paragraph 6, of the Statute shall be as set out in Article 4, paragraph 1, of these Rules.
2. This declaration shall be made at a public sitting in the case in which the judge ad hoc is participating. If the case is being dealt with by a chamber of the Court, the declaration shall be made in the same manner in that chamber.
3. Judges ad hoc shall make the declaration in relation to any case in which they are participating, even if they have already done so in a previous case, but shall not make a new declaration for a later phase of the same case.
Subsection 3. Assessors
- Article 9
1. The Court may, either proprio motu or upon a request made not later than the closure of the written proceedings, decide, for the purpose of a contentious case or request for advisory opinion, to appoint assessors to sit with it without the right to vote.
2. When the Court so decides, the President shall take steps to obtain all the information relevant to the choice of the assessors.
3. The assessors shall be appointed by secret ballot and by a majority of the votes of the judges composing the Court for the case.
4. The same powers shall belong to the chambers provided for by Articles 26 and 29 of the Statute and to the presidents thereof, and may be exercised in the same manner.
5. Before entering upon their duties, assessors shall make the following declaration at a public sitting: “I solemnly declare that I will perform my duties as an assessor honourably, impartially and conscientiously, and that I will faithfully observe all the provisions of the Statute and of the Rules of the Court.”
Section B. The Presidency
- Article 10
1. The term of office of the President and that of the Vice-President shall begin to run from the date on which the terms of office of the Members of the Court elected at a triennial election begin in accordance with Article 2 of these Rules.
2. The elections to the presidency and vice-presidency shall be held on that date or shortly thereafter. The former President, if still a Member of the Court, shall continue to exercise his functions until the election to the presidency has taken place.
- Article 11
1. If, on the date of the election to the presidency, the former President is still a Member of the Court, he shall conduct the election. If he has ceased to be a Member of the Court, or is unable to act, the election shall be conducted by the Member of the Court exercising the functions of the presidency by virtue of Article 13, paragraph 1, of these Rules.
2. The election shall take place by secret ballot, after the presiding Member of the Court has declared the number of affirmative votes necessary for election; there shall be no nominations. The Member of the Court obtaining the votes of a majority of the Members composing it at the time of the election shall be declared elected, and shall enter forthwith upon his functions.
3. The new President shall conduct the election of the Vice-President either at the same or at the following meeting. The provisions of paragraph 2 of this Article shall apply equally to this election.
- Article 12
The President shall preside at all meetings of the Court; he shall direct the work and supervise the administration of the Court.
- Article 13
1. In the event of a vacancy in the presidency or of the inability of the President to exercise the functions of the presidency, these shall be exercised by the Vice-President, or failing him, by the senior judge.
2. When the President is precluded by a provision of the Statute or of these Rules either from sitting or from presiding in a particular case, he shall continue to exercise the functions of the presidency for all purposes save in respect of that case.
3. The President shall take the measures necessary in order to ensure the continuous exercise of the functions of the presidency at the seat of the Court. In the event of his absence, he may, so far as is compatible with the Statute and these Rules, arrange for these functions to be exercised by the Vice-President, or failing him, by the senior judge.
4. If the President decides to resign the presidency, he shall communicate his decision in writing to the Court through the Vice-President, or failing him, the senior judge. If the Vice-President decides to resign his office, he shall communicate his decision to the President.
- Article 14
If a vacancy in the presidency or the vice-presidency occurs before the date when the current term is due to expire under Article 21, paragraph 1, of the Statute and Article 10, paragraph 1, of these Rules, the Court shall decide whether or not the vacancy shall be filled during the remainder of the term.
Section C. The Chambers
- Article 15
1. The Chamber of Summary Procedure to be formed annually under Article 29 of the Statute shall be composed of five Members of the Court, comprising the President and Vice-President of the Court, acting ex officio, and three other members elected in accordance with Article 18, paragraph 1, of these Rules. In addition, two Members of the Court shall be elected annually to act as substitutes.
2. The election referred to in paragraph 1 of this Article shall be held as soon as possible after the sixth of February in each year. The members of the Chamber shall enter upon their functions on election and continue to serve until the next election; they may be re-elected.
3. If a member of the Chamber is unable, for whatever reason, to sit in a given case, he shall be replaced for the purposes of that case by the senior in precedence of the two substitutes.
4. If a member of the Chamber resigns or otherwise ceases to be a member, his place shall be taken by the senior in precedence of the two substitutes, who shall thereupon become a full member of the Chamber and be replaced by the election of another substitute. Should vacancies exceed the number of available substitutes, elections shall be held as soon as possible in respect of the vacancies still existing after the substitutes have assumed full membership and in respect of the vacancies in the substitutes.
- Article 16
1. When the Court decides to form one or more of the Chambers provided for in Article 26, paragraph 1, of the Statute, it shall determine the particular category of cases for which each Chamber is formed, the number of its members, the period for which they will serve, and the date at which they will enter upon their duties.
2. The members of the Chamber shall be elected in accordance with Article 18, paragraph 1, of these Rules from among the Members of the Court, having regard to any special knowledge, expertise or previous experience which any of the Members of the Court may have in relation to the category of case the Chamber is being formed to deal with.
3. The Court may decide upon the dissolution of a Chamber, but without prejudice to the duty of the Chamber concerned to finish any cases pending before it.
- Article 17
1. A request for the formation of a Chamber to deal with a particular case, as provided for in Article 26, paragraph 2, of the Statute, may be filed at any time until the closure of the written proceedings. Upon receipt of a request made by one party, the President shall ascertain whether the other party assents.
2. When the parties have agreed, the President shall ascertain their views regarding the composition of the Chamber, and shall report to the Court accordingly. He shall also take such steps as may be necessary to give effect to the provisions of Article 31, paragraph 4, of the Statute.
3. When the Court has determined, with the approval of the parties, the number of its Members who are to constitute the Chamber, it shall proceed to their election, in accordance with the provisions of Article 18, paragraph 1, of these Rules. The same procedure shall be followed as regards the filling of any vacancy that may occur on the Chamber.
4. Members of a Chamber formed under this Article who have been replaced, in accordance with Article 13 of the Statute following the expiration of their terms of office, shall continue to sit in all phases of the case, whatever the stage it has then reached.
- Article 18
1. Elections to all Chambers shall take place by secret ballot. The Members of the Court obtaining the largest number of votes constituting a majority of the Members of the Court composing it at the time of the election shall be declared elected. If necessary to fill vacancies, more than one ballot shall take place, such ballot being limited to the number of vacancies that remain to be filled.
2. If a Chamber when formed includes the President or Vice-President of the Court, or both of them, the President or Vice-President, as the case may be, shall preside over that Chamber. In any other event, the Chamber shall elect its own president by secret ballot and by a majority of votes of its members. The Member of the Court who, under this paragraph, presides over the Chamber at the time of its formation shall continue to preside so long as he remains a member of that Chamber.
3. The president of a Chamber shall exercise, in relation to cases being dealt with by that Chamber, all the functions of the President of the Court in relation to cases before the Court.
4. If the president of a Chamber is prevented from sitting or from acting as president, the functions of the presidency shall be assumed by the member of the Chamber who is the senior in precedence and able to act.
Section D. Internal Functioning of the Court
- Any amendments to the Rules of Court, following their adoption by the Court, are now posted on the Court’s website, with an indication of the date of their entry into force and a note of any temporal reservations relating to their applicability (for example, whether the application of the amended rule is limited to cases instituted after the date of entry into force of the amendment); they are also published in the Court’s Yearbook. Articles amended since 1 July 1978 are marked with an asterisk and appear in their amended form.
- Amendment entered into force on 14 April 2005.
- This is the date on which the terms of office of the Members ofthe Court elected at the first election began in 1946.