Related provisions for BIPRU 4.3.84
1 - 8 of 8 items.
To the extent that a firm uses data on internal default experience for the estimation of PDs it must be able to demonstrate in its analysis that the estimates are reflective of underwriting standards and of any differences in the rating system that generated the data and the current rating system. Where underwriting standards or rating systems have changed, a firm must add a greater margin of conservatism in its estimate of PD.[Note:BCD Annex VII Part 4 point 63]
1In addition to the requirements in BIPRU 4.3.74 R - BIPRU 4.3.94 R (General requirements about risk quantification) and BIPRU 4.3.98 R - BIPRU 4.3.123 R (Requirements for risk quantification specific to own-LGD estimates), estimates of LGD must be based on data over a minimum of five years, increasing by one year each year after implementation until a minimum of seven years is reached, for at least one data source. If the available observation period spans a longer period for
1In addition to the requirements in BIPRU 4.3.124 R - BIPRU 4.3.131 R (Requirements specific to own-conversion factor estimates), estimates of conversion factors must be based on data over a minimum of five years, increasing by one year each year after implementation until a minimum of seven years is reached, for at least one data source. If the available observation period spans a longer period for any source, and the data is relevant, this longer period must be used.[Note:BCD
(1) A firm must meet the standards set out in (2) to (9) for the purpose of calculating capital requirements.(2) The estimate of potential loss must be robust to adverse market movements relevant to the long-term risk profile of the firm's specific holdings. The data used to represent return distributions must reflect the longest sample period for which data is available and be meaningful in representing the risk profile of the firm's specific equity exposures. The data used must