law: Arbitration Act 1940
  Section 25
  Default of a Party
  Unless otherwise agreed by the parties, where,
  
  without showing sufficient cause, -
  (a)  the 
  
  claimant fails to communicate his statement of claim in accordance with
  
  sub-section (1) of section
  23, the arbitral
  
  tribunal shall terminate the proceedings;
  (b)  the 
  
  respondent fails to communicate his statement of defense in accordance with
  
  sub-section (1) of section 23, the arbitral tribunal shall continue the
  
  proceedings without treating that failure in itself as an admission of the
  
  allegations by the claimant.
  (c)  a 
  
  party fails to appear at an oral hearing or to produce documentary evidence,
  
  the arbitral tribunal may continue the proceedings and make the arbitral award
  
  on the evidence before it.