How to response ao for notice u/s 143(1)a

dhanashri (Accountant) (156 Points)

05 September 2015  

Mr. ABC has filed manual return for AY 2011-12, and while filing such return he forgot to mention TDS details. He received demand notice u/s 1431a.

please help : how to response AO regarding this?

do he has to furnish return for AY 2011-12 again with the correction made?