All legal provisions that contradict the provisions of this Amended Basic Law are repealed. Article 120 The provisions of this Amended Basic Law may not be amended except by a majority vote of at least two-thirds of the members of the Palestinian Legislative Council. Article 121 This Amended Basic Law shall be effective as of its publication in the Official Gazette. Issued in Ramallah City on March 18, 2003 Corresponding to Muharam 15, 1424 H. Yasser Arafat Chairman of the Executive Committee of the Palestine Liberation Organization, and President of the Palestinian National Authority