In order to streamline the procedures for issuance of debt securities on private placement basis and enhance transparency to discover prices, SEBI had laid down revised framework for issuance of the same through an Electronic Book Mechanism. As per SEBI vide circular no. SEBI/HO/DDHS/CIR/P/2018/05 dated January 05, 2018, the usage of this platform is mandatory for the issuers with an issue size of INR 200 crores or above, inclusive of green shoe option (if any). However the platform can be used for issues less than INR 200 crores also.