law: National Bank for Agriculture and Rural Development Act, 1981 
  47. Disposal of
  
  surplus.- 
  
  After making provision for bad and doubtful
  
  debts, depreciation of assets and all other matters for which provision is
  
  necessary or expedient or which is usually provided for by bankers, and for the
  
  Funds referred to in sections 42, 43 and 45, the National Bank shall transfer—
       
  
   i.        
  
    for
  
  a period of fifteen years, following the accounting year during which the
  
  National Bank is established, the amount remaining (hereafter in this section
  
  referred to as surplus) to the Research and Development Fund under section 44;
  
  and
      
  
   ii.        
  
    after
  
  the expiry of the said period of fifteen years, the Board shall, after making
  
  provision for the Fund referred to in clause (i) disburse or spend the balance
  
  of the surplus in such manner as may be approved by the Board.