21Speaker, Deputy Speaker and rules of procedure.

(1) The person who immediately before the appointed day is the Speaker of the Legislative Assembly of the existing State of Andhra Pradesh shall continue to be the Speaker of that Assembly on and from that day and the members of that Assembly shall choose from amongst the members of the Assembly, a member to be the Deputy Speaker of that Assembly.
(2) As soon as may be after the appointed day, the Deputy Speaker of the Legislative Assembly of the existing State of Andhra Pradesh shall become the Deputy Speaker of the Legislative Assembly of the successor State of Telangana and until the Speaker is chosen by that Assembly, the duties of the office of the Speaker shall be performed by the Deputy Speaker so appointed.
(3) The rules of procedure and conduct of business of the Legislative Assembly 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 Assembly of Telangana, subject to such modifications and adaptations as may be made therein by the speaker thereof.