Credit Rating

How it works

A credit rating is a graded, independent opinion on how likely a borrower — a company, a bank, or a government — is to repay its debt fully and on time. Agencies assess the borrower's financials, cash flows, industry position and management quality, then assign a letter grade. AAA is the safest; ratings step down through AA, A and BBB (all still "investment grade") into BB and below (labelled "speculative" or "junk"), ending at D for an actual default.

Lower ratings signal higher perceived default risk, so lower-rated issuers must offer higher yields to attract any lenders at all.

In India

The main SEBI-registered rating agencies are CRISIL, ICRA, CARE and India Ratings. Their ratings directly drive the yields on corporate bonds and shape the composition of debt mutual funds — a credit risk fund deliberately holds lower-rated, higher-yielding paper to chase return, while a corporate bond fund is required to hold mostly high-rated bonds for safety.

Indian investors learned the hard way during episodes like the IL&FS and DHFL defaults that ratings can be downgraded suddenly and steeply, hammering the NAVs of debt funds that held the affected paper.

Why it matters

Credit ratings let investors gauge the safety of a bond or debt fund at a single glance. Higher ratings mean lower risk but lower yield; chasing the extra yield of lower-rated paper means knowingly accepting real, sometimes sudden, default risk. The rating fundamentally shapes the risk-return trade-off in all of fixed income.

Common mistakes

Don't treat ratings as guarantees — they are informed opinions, and they can lag reality badly, as past Indian defaults painfully showed. Don't chase high-yield credit risk funds without truly understanding what's inside the portfolio. And always check a debt fund's rating profile, not just its category name; the share of AAA versus lower-rated holdings is what tells you the real risk you're carrying.