law: The Andhra Pradesh reorganization Act, 2014
  25.  Chairman, Deputy Chairman and rules of
  
  procedure.
  1.    The
  
  person who immediately before the appointed day is the Chairman of the
  
  Legislative Council of the existing State of Andhra Pradesh shall continue to
  
  be the Chairman of that Council on and from that day and the members of that
  
  Council shall choose from amongst the members of the Council, a member to be
  
  the Deputy Chairman of that Council. 
  2.    As soon
  
  as may be after the appointed day, the Deputy Chairman of the Legislative
  
  Council of the existing State of Andhra Pradesh shall become the Deputy
  
  Chairman of the Legislative Council of the successor State of Telangana and
  
  until the Chairman is chosen by that Council, the duties of the office of
  
  Chairman shall be performed by the Deputy Chairman so appointed.
  3.    The
  
  rules of procedure and conduct of business of the Legislative Council of Andhra
  
  Pradesh as in force immediately before the appointed day shall, until rules are
  
  made under clause (1) of article 208, be the rules of procedure and conduct of
  
  business of the Legislative Council of Telangana, subject to such modifications
  
  and adaptations as may be made therein by the Chairman thereof.