The Securities and Exchange Board of India’s guidelines on valuing perpetual bonds, such as additional tier-1 securities issued by banks, as 100-year bonds and the government’s request to withdraw it threw banks and mutual funds into confusion. Though the intervention has its roots in the Yes Bank crisis, when investors were forced to take a huge write-down and the Reserve Bank of India’s (RBI's) action in that case, the phased introduction of a new valuation method would be one way out of this dilemma after consultations between the central bank, Sebi and the finance ministry, says the top edit.