27 February 2012
Manual Return Filing Case : In such a case you have to give an Original Signed Cancelled cheque by writing the concerned ITO about the fact.
E-filed Return: Wait till the intimation/ refund cheque reaches you. You may have to remit a Signed Cancelled cheque alongwith the Original refund Order for the change in A/c number. If you receive intimation only then fill up the response sheet and such cancelled cheque. .