KYC or know your client norms are being strictly being followed and the banks are insisting on redeposition of the documents and have even threatened to put the accounts on hold till the documents are submitted in the bank. Have a look at IDBI KYC documents demand from IDBI bank. They had set a dead line of 15 Jan 2013 which expires today. The list of documents for KYC is as appended below:
You can check out the KYC meaning to know why it is important to get yourself verified as it is in the interest of the nation.