A maximum of five ISINs maturing per financial year shall be allowed for structured debt securities and market linked debt securities. A listed entity, whose non-convertible debt securities are listed shall list all non-convertible debt securities, proposed to be issued on or after January 1, 2024, on the stock exchange(s). Based on the analysis of quarterly data on issuance of unlisted vis-à-vis listed debt securities, it is observed that the amount of listed debt issuance as a percentage of the total debt issuance (i.e. However, requirement for listing of all subsequent debt securities issuances, post first time listing of debt securities, shall continue to apply. 3 additional ISINs) A maximum of 5 ISINs for structured debt securities, market linked debt securities, Floating Rate Bonds (FRBs), Zero Coupon Bonds (ZCBs) and Debt Capital instruments (Tier II bonds).