law: Arbitration Act 1940
  Section 11
  Appointment of Arbitrators.
  (1) A person of any nationality may be an
  
  arbitrator, unless otherwise agreed by the parties.
  (2) Subject to sub-section (6), the parties
  
  are free to agree on a procedure for appointing the arbitrator or arbitrators.
  (3) Failing any agreement referred to in
  
  sub-section (2), in an arbitration with three arbitrators, each party shall
  
  appoint one arbitrator, and the two appointed arbitrators shall appoint the third
  
  arbitrator who shall act as the presiding arbitrator.
  (4) If the appointment procedure in
  
  sub-section (3) applies and -
  (a)  a 
  
  party fails to appoint an arbitrator within thirty days from the receipt of a
  
  request to do so from the other party; or
  (b)  the 
  
  two appointed arbitrators fail to agree on the third arbitrator within thirty
  
  days from the date their appointment, the appointment shall be made, upon
  
  request of a party, by the Chief Justice or any person or institution
  
  designated by him.
  (5) Failing any agreement referred to in
  
  sub-section (2), in an arbitration with a sole arbitrator, if the parties fail
  
  to agree on the arbitrator within thirty days from receipt of a request by one
  
  partly from the other party to so agree the appointment shall be made, upon
  
  request of a party, by the Chief Justice or any person or institution
  
  designated by him.
  (6) Where, under an appointment procedure
  
  agreed upon by the parties, -
  (a)  a 
  
  party fails to act as required under that procedure; or
  (b)  the 
  
  parties, or the two appointed arbitrators, fail to reach an agreement expected
  
  of them under that procedure; or
  (c)  a 
  
  person, including an institution, fails to perform any function entrusted to
  
  him or it under that procedure, a party may request the Chief Justice or any
  
  person or institution designated by him to take the necessary measure, unless
  
  the agreement on the appointment procedure provides other means for securing
  
  the appointment.
  (7) A decision on a matter entrusted by
  
  sub-section (4) or sub-section (5) or sub-section (6) to the Chief Justice or
  
  the person or institution designated by him is final.
  (8) The Chief Justice or the person or
  
  institution designated by him, in appointing an arbitrator, shall have due
  
  regard to -
  (a)  any 
  
  qualification required of the arbitrator by the agreement of the parties and
  (b)  other 
  
  considerations as are likely to secure the appointment of an independent and
  
  impartial arbitrator.
  (9) In the case of appointment of sole or third
  
  arbitrator in an international commercial arbitration, the Chief Justice of
  
  India or the person or institution designated by him may appoint an arbitrator
  
  of a nationality other than the nationalities of the parties where the parties
  
  belong to different nationalities.
  (10) The Chief Justice may make such scheme as
  
  he may deem appropriate for dealing with matters entrusted by sub-section (4)
  
  or sub-section (5) or sub-section (6) to him.
  (11) Where more than one request has been made
  
  under sub-section (4) or sub-section (5) or sub-section (6) to the Chief
  
  Justices of different High Courts or their designates, the Chief Justice or his
  
  designate to whom the request has been first made under the relevant
  
  sub-section shall alone be competent to decide on the request.
  (12)(a) Where the matters referred to in
  
  sub-sections (4), (5), (6), (7), (8), and (10) arise in an international
  
  commercial arbitration the reference to "Chief Justice" in those
  
  sub-sections shall be construed as a reference to the "Chief Justice of
  
  India."
  (b)Where the matters
  
  referred to in sub-sections (4), (5), (6), (7), (8), and (10) arise in any
  
  other arbitration, the reference to "Chief Justice" in those
  
  sub-sections shall be construed as a reference to, the Chief Justice of the High
  
  Court within whose local limits the principal Civil Court referred to in clause
  
  (e) of sub-section (1) of section 2 is situate and, where the High Court itself
  
  is the Court referred to in that clause, to the Chief Justice of that High
  
  Court.