Article 62 The judgment shall be binding from the date of its delivery. Article 63 1. Without prejudice to the provisions relating to the interpretation of judgments the Court may, of its own motion or on application by a party made within one month after the delivery of a judgment, rectify clerical mistakes, errors in calculation and obvious slips in it. 2. The parties whom the Chief Registrar shall duly notify may lodge written observations within a time prescribed by the President. 3. The original of the rectification order shall be annexed to the original of the rectified judgment. A note of this order shall be made in the margin of the original of the rectified judgment. Article 64 1. Where the Court omits to give a decision on a specific head of claim or on costs, any party may within a month after service of the judgment apply to the Court to supplement its judgment. 2. The application shall be served on the opposite party who has one month within which to lodge written observations. The time limit laid down in paragraphs 1 and 2 of this Article may be extended by the President on a reasoned application by the party. 3. After these observations have been lodged, the Court shall decide both on the admissibility and on the substance of the application. Article 65 The Chief Registrar shall arrange for the publication of reports of cases before the Court. CHAPTER VI COSTS Article 66 1. A decision as to costs shall be given in the final judgment or in the order, which closes the proceedings. 2. The unsuccessful party shall be ordered to pay the costs if they have been applied for in the successful party's pleadings.