The RBI has begun evaluation of at least five potential bidders interested in acquiring a majority stake in the IDBI Bank, Reuters reported. The five potential bidders include Kotak Mahindra Bank, Prem Watsa-backed CSB Bank and Emirates NBD, the report mentioned. The government is looking to divest a 30.48% stake in IDBI that could fetch it ₹30,000 crore, report added.