law: Trade Marks Act, 1999  
  128.  Exercise of discretionary power by
  
  Registrar.-
  Subject to the provisions of section 131, the
  
  Registrar shall not exercise any discretionary or other power vested in him by
  
  this Act or the rules made thereunder adversely to a person applying for the
  
  exercise of that power without (if so required by that person within the
  
  prescribed time) giving to the person an opportunity of being heard.