law: Custom Act, 1962 
  47.
  
  Clearance of Goods for Home Consumption. – 
  (1)
  
  Where the proper officer is satisfied that any goods entered for home
  
  consumption are not prohibited goods and the importer has paid the import duty,
  
  if any, assessed thereon and any charges payable under this Act in respect of
  
  the same, the proper officer may make an order permitting clearance of the
  
  goods for home consumption.
  (2)
  
  Where the importer fails to pay the import duty under sub-section (1) within
  
  two days, excluding holidays the date on which the bill of entry is returned to
  
  him for payment of duty, he shall pay interest at such rate, not below ten per
  
  cent and not exceeding thirty per cent per annum, as is for the time being
  
  fixed by the Board, on such duty till the date of payment of the said duty :
  Provided
  
    that where the bill of entry is returned
  
  for payment of duty before the commencement of the Customs (Amendment) Act, 1991
  
  and the importer has not paid such duty before such commencement, the date of
  
  return of such bill of entry to him shall be deemed to be the date of such
  
  commencement for the purpose of this section.
  Provided
  
    further that if the Board is satisfied
  
  that it is necessary in the public interest so to do, it may, by order for
  
  reasons to be recorded, waive the whole or part of any interest payable under
  
  this section.