Related provisions for IFPRU 4.4.4
1 - 8 of 8 items.
Article 169(3) of the EU CRR allows the use of direct estimates of PDs, although such a measure could be assessed over a variety of different time horizons which the EU CRR does not specify. Accordingly, the FCA considers that it acceptable in principle to use methodologies of this type in lieu of estimation of long-run averages for the grade/pool/score of the underlying rating system, where the following conditions are met. Meeting these conditions requires a firm using the
The FCA expects a firm to consider the following issues when seeking to apply a variable scalar approach for UK mortgages:(1) in respect of Principle 2 (IFPRU 4.6.5 G), the commonly used Council for Mortgage Lenders database was based on arrears data and not defaults during a period, and the use of these data without further analysis and adjustment can undermine the accuracy of any calculations; and(2) in respect of Principle 3 (IFPRU 4.6.5 G), the historical data time period
To ensure that a rating system provides a meaningful differentiation of risk and accurate and consistent quantitative estimates of risk, the FCA expects a firm to develop country-specific mid-market PD models. Where a firm develops multi-country mid-market PD models, the FCA expects the firm to be able to demonstrate that the model rank orders risk and predicts default rates for each country where it is to be used for own funds requirements calculation.
To demonstrate that rating systems provide for meaningful assessment, the FCA expects that a firm's documentation relating to data should include clear identification of responsibility for data quality. A firm should set standards for data quality, aim to improve them over time and measure its performance against those standards. Furthermore, a firm should ensure that its data is of high enough quality to support its risk management processes and the calculation of its own funds