Sebi is considering tightening rules for SME IPOs to protect retail investors. The regulator proposes to debar companies whose promoters or directors are debarred from the capital market or are wilful defaulters. This move aims to enhance investor protection in the SME IPO segment. Sebi is considering tightening rules for SME IPOs to protect retail investors. The regulator proposes to debar companies whose promoters or directors are debarred from the capital market or are wilful defaulters. This move aims to enhance investor protection in the SME IPO segment. Economic Times