Article 5 Assessing that a credit rating methodology is systematic

A credit rating agency shall use a credit rating methodology and its associated analytical models, key credit rating assumptions and criteria that are applied systematically in the formulation of all credit ratings in a given asset class or market segment unless there is an objective reason for diverging from it.

A credit rating agency shall use a credit rating methodology which is capable of promptly incorporating the findings from any review of its appropriateness.