13 September 2010
On or before the 15th June --- Not less than fifteen per cent. of such advance tax.
On or before the 15th September--- Not less than forty-five per cent. of such advance tax, as reduced by the amount, if any, paid in the earlier instalment.
On or before the 15th December --- Not less than seventy-five per cent. of such advance tax, as reduced by the amount or amounts, if any, paid in the earlier instalment or instalments.
On or before the 15th March --- The whole amount of such advance tax as reduced by the amount or amounts, if any, paid in the earlier instalment or instalments