This document discusses credit ratings and their importance. It begins with an introduction to credit ratings, defining them as assessments of an issuer's ability and willingness to repay debt. It then discusses factors that affect credit ratings, the different types of credit ratings, and the advantages and disadvantages of credit ratings. The rest of the document focuses on the specific credit rating system used by State Bank of Hyderabad, covering their risk assessment model, types of risks considered, qualitative parameters, risk scores and rating transitions.