Private School Act Enforcement Rules Article 21
At the expiration of the one-year period during which an interim director exercises the powers of the board as prescribed in Article 25, Paragraph 4 of the Act, the corporate body's competent authority may, before the expiration date, petition the court to grant an extension when it considers this necessary; each such extension shall be for one year, and the cumulative length of extensions may not exceed four years.If the court suspends or terminates the chairman's performance of his duties pursuant to Article 25, Paragraphs 1 and 5 of the Act, the board shall appoint one director to act on behalf of the chairperson. The same shall apply if the chairperson's performance of his/her duties automatically ceases as prescribed in Article 24, Paragraph 3 of the Act.