44 Instruments of the AU Article 15: Term of office 1. The judges of the Court shall be elected for a period of six years and may be re-elected only once. The terms of four judges elected at the first election shall expire at the end of two years, and the terms of four more judges shall expire at the end of four years. 2. The judges whose terms are to expire at the end of the initial periods of two and four years shall be chosen by lot to be drawn by the SecretaryGeneral of the OAU immediately after the first election has been completed. 3. A judge elected to replace a judge whose term of office has not expired shall hold office for the remainder of the predecessor’s term. 4. All judges except the President shall perform their functions on a parttime basis. However, the Assembly may change this arrangement as it deems appropriate. Article 16: Oath of office After their election, the judges of the Court shall make a solemn declaration to discharge their duties impartially and faithfully. Article 17: Independence 1. The independence of the judges shall be fully ensured in accordance with international law. 2. No judge may hear any case in which the same judge has previously taken part as agent, counsel or advocate for one of the parties or as a member of a national or international court or a commission of enquiry or in any other capacity. Any doubt on this point shall be settled by decision of the Court. 3. The judges of the Court shall enjoy, from the moment of their election and throughout their term of office, the immunities extended to diplomatic agents in accordance with international law. 4. At no time shall the judges of the Court be held liable for any decision or opinion issued in the exercise of their functions. Article 18: Incompatibility The position of judge of the Court is incompatible with any activity that might interfere with the independence or impartiality of such a judge or the demands of the office, as determined in the Rules of Procedure of the Court. Article 19: Cessation of office 1. A judge shall not be suspended or removed from office unless, by the unanimous decision of the other judges of the Court, the judge concerned has been found to be no longer fulfilling the required conditions to be a judge of the Court. 2. Such a decision of the Court shall become final unless it is set aside by the Assembly at its next session. Article 20: Vacancies 1. In case of death or resignation of a judge of the Court, the President of the Court shall immediately inform the Secretary-General of the Organization of African Unity, who shall declare the seat vacant from the date of death or from the date on which the resignation takes effect. 2. The Assembly shall replace the judge whose office became vacant unless the remaining period of the term is less than one hundred and eighty (180) days. 3. The same procedure and considerations as set out in articles 12, 13 and 14 shall be followed for the filling of vacancies.

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