SEBI has created an online complaint management system for investors in IPOs who are having difficulty receiving IPO refunds or IPO allotment.
To file a complaint with SEBI, click here
Note: Please make sure you contact the registrar at the IPO before filing a complaint with SEBI. The IPO registrar is responsible for processing IPO application. This includes refund and allotment processing. This is not the responsibility of the broker, issuer company or lead manager.