Before an expiration of term for a period not less than ninety days, the Secretariat of the Senate shall arrange for nomination process and appointment of new Commissioners without delay. Section 20. In addition to the vacation of office at the expiration of the term, Commissioners vacate office upon: (1) death; (2) having attained the age of seventy years; (3) resignation; (4) being disqualified or being under any of the prohibition under section 7; (5) violation of Section 8; (6) being expelled by a resolution of the Senate under Section 21; (7) being removed by a resolution of the Senate under the Organic Act on Counter Corruption; The vacation of office under (1) (2) or (3) shall be brought to the King for His acknowledgment. If the vacation of office is under (4) (5) (6) or (7), the matter shall be proposed to the King for Royal Command removing the Commissioner from office. The said Royal Command shall take effect from the date the person has been disqualified, or has been under any of the prohibition, or the date of conducting violating act, or the date the Senate has the resolution for the person to vacate office, or the date he was removed as the case may be. If there is the cause under paragraph one, the remaining Commissioners may continue to perform duties and it shall be deemed that the NBTC consists of the existing Commissioners but not less than six persons. In the case where a Commissioner vacates office before completing his term, the person appointed in his replacement shall remain in office for the unexpired term of office of the person he replaces. In the case where the remaining term is less than three years, he is eligible for an appointment for one more term. In the case where the Chairperson or Vice Chairperson vacates office upon the cause under paragraph one, the Commissioners of the NBTC shall elect one among themselves to be the Chairperson or Vice Chairperson and inform the Prime Minister for his acknowledgment upon which the Prime Minister will propose the name to the King for appointing that person as the Chairperson or Vice Chairperson as the case may be. Section 21. Members of the House of Representatives or the Senate of not less than one-fourth of the total number of the existing members of each House have the right to lodge with the President of the Senate in order to request that the Senate pass a resolution removing a Commissioners from office due to gross misbehavior or gross negligence in the performance of duty.