The RBI set the cat among the pigeons when it decided to write down YES Bank’s additional tier-1 (AT-1) bonds.
Issues such as value impairment and mis-selling came to light, and Sebi has, since then, been working on improving regulations.
AT-1 bonds are bond instruments issued by banks that are perpetual and cannot be redeemed. They come with a call option that banks usually exercise after 5 years.
On Wednesday, Sebi issued a directive to MFs that AT-1 bonds have to be valued assuming a 100-year maturity, against valuing them on the callable period, as done now.
Further, MFs should not invest more than

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