New Delhi, Aug. 21 -- Debt fund investors have been at the receiving end of errors of omission and commission by their fund managers, in the form of cuts in net asset values (NAVs) as debt instruments were downgraded or issuers defaulted, fund houses limiting redemptions and, in extreme cases, funds closing down. In a bid to make debt funds more transparent, the Securities and Exchange Board of India (Sebi) and the Association of Mutual Funds in India (Amfi) recently came out with guidelines on additional disclosures on portfolio features that funds need to make to investors.

Investors can now use the information to better assess if a scheme's risk profile matches their requirements. Here is what you should watch out for.

Yield to maturit...