law: Voluntary Disclosure of Income and Wealth Act, 1976
  6.
  
  Interest payable by declarant.-
  If
  
  the amount of income-tax payable in respect of the voluntarily disclosed income
  
  is not paid on or before the 31st day of March, 1976, the declarant shall be
  
  liable to pay simple interest at twelve per cent. per annum on the amount
  
  remaining unpaid from the 1st day of April, 1976 to the date of payment and the
  
  provisions of the Income-tax Act and the rules made thereunder shall, so far as
  
  may be, apply as if the interest payable under this section were interest
  
  payable under sub-section (2) of the section 220 of that Act.