Post-issue responsibilities of lead managers: monitor investor grievances, coordinate allotment, reporting and underwriter devolvement obligations. Lead manager(s) retain continuing responsibility until completion of the issue and related post-issue matters, including ensuring applicants receive credit of securities or refunds and listing permission is obtained; they must monitor investor grievance redressal, coordinate with registrars and intermediaries on application flow, ASBA processing, basis of allotment, credit to demat accounts, unblocking of ASBA accounts and dispatch of refunds, report intermediaries' omissions or commissions to the Board, and ensure issuance of devolvement notices and reporting regarding underwriters who fail devolvement.