I have filed the income tax return after due date and not get refund due to wrong account no. in itr now how i can change my account no. and get the refund.

sir
we have filed income tax return for AY 2009-10 and the same ITR 1 was processed and the refund was determined and sent through cheque , since assessee vacated the house , refund cheque was returned to ITO Chennai . We have approached Income tax office Chennai through various letters there was no updation . kindly help me with a solution.

nil tds return is mandatory in case of transporter.

Dear expert,
We are engaged in the business of biotechnology and we have in-house scientific research and development facility approved by the prescribed authority.

Can we claim expenditure incurred for research and development of intangible asset arising from internal projects?

dear professionals, an assessee has filed his IT return till AY 2013-14. Now he want to file for the next AY 2014-15, 15-16 & 16-17. Can i file for the AY 2014-15. OR I would file for AY 15-16 & 16-17. BUT THERE IS GAP IN FILLING IT RETURN OF A YEAR. WHAT SHOULD I DO?

received intimation u/ s 143(1) refund on hold and a special communication has been sent to u.....is it mean scrutiny? 

The assesse has not filing their Income tax for the A.Y 2013 & 2014 but that mentioned year he has loss in STCG <CG So he will adjust that loss into the following A.Y( 2015 & 2016) income under the head Salaries?

i have filed 15Ca for interest payment of rs.22833but I have to file for rs 2833 and tds is deposited 283 what can I do??

when n how to file annual information for nsdl and is der penalty for late filing

Sir
my client is took loan from financial institutions, the loan amount is used in his busienss, he paying EMI through ECS , the interest is debited p & l account, it is correct or not. please advise me