JSW Steel's Rs 19,700 crore offer for debt-laden Bhushan Power and Steel (BPSL) has been backed by around 90 per cent of lenders, a source in the know of the matter said. Besides JSW Steel, Tata Steel and Liberty House have also submitted bids for the stressed steel company. The voting on offers had begun on Monday and ended Wednesday, the person said. Till Tuesday, the offer submitted by JSW Steel had received over 66 per cent of votes of the members of the committee of creditors (CoC), the source who did not wish to be named said.