law: Companies Act, 2013 
  158.
  
    Obligation
  
  to indicate Director Identification Number. 
  Every
  
  person or company, while furnishing any return, information or particulars as
  
  are required to be furnished under this Act, shall mention the Director
  
  Identification Number in such return, information or particulars in case such
  
  return, information or particulars relate to the director or contain any
  
  reference of any director.