Draft offer document requirement: must be filed with the designated exchange via lead merchant banker and opened for public comments. A draft offer document for non-convertible redeemable preference shares must be filed with the designated stock exchange through the lead merchant banker and published on the exchange website for public comments. The lead merchant banker must ensure inclusion of compliance officer contact particulars, address comments received before filing the offer document with the Registrar of Companies, forward copies of draft and final documents to the Board with applicable fees, and furnish a due diligence certificate prior to ROC filing.