You already know how to check status of tax refund online and what should be done in case you did not receive the refund , but status online is shown as paid. Now , it may just happen that you have opted for refund banker scheme in your return and you have received the refund cheque from SBI. However, you find that the refund cheque contains error in name or assessment year, or PAN or account number. If that be so, the NSDL site tells following solution
In case of any mistakes on the refund cheque delivered to you, the following should be done:
i) Send the original refund cheque to CMP, State Bank of India at SBIFAST 31, Mahal Industrial Estate, Off Mahakali Caves Road, Andheri East, Mumbai – 400 093, Phone Number: 18004259760, along with a letter informing the mistakes on the refund cheque.
ii) Send a copy of the letter along with a copy of the refund cheque to your Assessing Officer.
iii) Retain a copy of the letter and refund cheque with you.

