law: 12. Notification for biennial election to the Council of States.-For the purpose of filling the seats of members of the Council of States retiring on the expiration of their term of office the President shall, by one or more notifications published in the Gazette of India on such date or dates as may be recommended by the Election Commission, call upon the elected members of the Legislative Assembly or as the case may be, the members of the electoral college, of each State concerned to elect members in accordance with the provisions of this Act and of the rules and orders made thereunder:
  Provided that no notification under this section shall be issued more than three months prior to the date on which the term of office of the retiring members is due to expire.