Wrong challan

Sarthak Arora (ipcc) (95 Points)

30 June 2015  

client has put the wrong challan number and amount in the itr..now cpc has send the 143(1) regarding demand.

Can we reply manually or through rectification u/s 154 or some other way,

We are now having correct challan.

Thanks in Advance.

Which is the mode of best reply??