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UK Financial Services Law
PRA - Prudential Regulation Authority
Supervisory Statements
2021
Information
Table of Contents
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SS11/13 - Internal Ratings Based (IRB) approaches
1 Introduction
2 Application of requirements to UK groups applying the IRB approach on a unified basis
3 Third country equivalence - DELETED November 2015
4 Materiality of non-compliance
5 Corporate governance
6 Permanent partial use
7 Sequential implementation following significant acquisition
8 Classification of retail exposures
9 Documentation
10 Overall requirements for estimation
11 Definition of default
12 Probability of default in IRB approaches
13 Loss Given Default in IRB approaches
14 Own estimates of exposure at default (EAD) in IRB approaches
15 Maturity for exposures to corporates, institutions or central governments and central banks
16 Stress tests used in assessment of capital adequacy
17 Validation
18 Income-producing real estate portfolios
19 Notification and approval of changes to approved models
20 Retirement interest-only (RIO) mortgages
21 Overseas Models Approach
Appenidx A: Slotting criteria
Appendix B: Model change pro-forma required when pre or post-notifying changes to a ratings system
Appendix C: Wholesale LGD and EAD framework
Appendix D: List of EBA Guidelines referenced in this Supervisory Statement
Annex: Summary of updates to SS11/13
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https://service.betterregulation.com/document/419574
SS11/13 - Internal Ratings Based (IRB) approaches (effective from 1 January 2022)
Appenidx A: Slotting criteria
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