Related provisions for BIPRU 4.7.32
1 - 9 of 9 items.
The population of exposures represented in the data used for estimation, the lending standards used when the data was generated and other relevant characteristics must be comparable with those of a firm'sexposures and standards. A firm must also be able to demonstrate to the appropriate regulator that the economic or market conditions that underlie the data are relevant to current and foreseeable conditions. The number of exposures in the sample and the data period used for quantification
A firm must ensure that:(1) the model employs current market data to compute current exposures;(2) when using historical data to estimate volatility and correlations, at least three years of historical data are used and updated quarterly or more frequently if market conditions warrant;(3) the data covers a full range of economic conditions, such as a full business cycle;(4) a unit independent from the business unit validates the price supplied by the business unit;(5) the data
In addition to complying with the material in BIPRU 4.3.54 R (Data maintenance) a firm must collect and store:(1) complete rating histories on obligors and recognised guarantors;(2) the dates the ratings were assigned;(3) the key data and methodology used to derive the rating;(4) the person responsible for the rating assignment;(5) the identity of obligors and exposures that defaulted;(6) the date and circumstances of such defaults;(7) data on the PDs and realised default rates
1As well as complying with BIPRU 4.3.54 R and BIPRU 4.4.21 R (Data maintenance), a firm using own estimates of LGDs and/or conversion factors under the advanced IRB approach must collect and store:(1) complete histories of data on the facility ratings and LGD and conversion factor estimates associated with each rating scale3;(2) the dates the ratings were assigned and the estimates were done;(3) the key data and methodology used to derive the facility ratings and LGD and conversion
In addition to complying with BIPRU 4.3.54 R (Data maintenance) a firm must collect and store:(1) data used in the process of allocating exposures to grades or pools;(2) data on the estimated PDs, LGDs and conversion factors associated with grades or pools of exposures;(3) the identity of obligors and exposures that defaulted;(4) for defaultedexposures, data on the grades or pools to which the exposure was assigned over the year prior to default and the realised outcomes on LGD