Guidelines on Stressed Value-At-Risk (Stressed VaR) (EBA/GL/2012/02)

Euroopan pankkiviranomaisen ohjeet stressatusta Value at Risk –mallista (Stressed VaR) EBA/GL/2012/2 ..................................................................................... 1 I osasto – Aihe, soveltamisala ja määritelmät ..................................................................... 4

1. Aihe ........................................................................................................... 4 2. Soveltamisala ja -taso.................................................................................. 4 3. Määritelmät ................................................................................................ 4 II osasto – Rahoituslaitosten stressattuaVaR-mallintamista koskevat vaatimukset ................................................................................................................................................................ 5

A. Stressijakson määritys ja validointi ............................................................ 5 4. Stressijakson pituus..................................................................................... 5 5. Kalibroinnissa käytettävien stressijaksojen lukumäärä ..................................... 5 6. Asianmukaisen aiemman ajanjakson määrittäminen ........................................ 6 7. Stressijakson määrittämisessä käytettyä lähestymistapaa tukevat asiakirjat ....... 7 B. Stressijakson arviointi ................................................................................ 8 8. Toteutusväli ................................................................................................ 8 9. Stressijakson seuranta ................................................................................. 8 C. Stressatut VaR-laskentamenetelmät ............................................................. 9 10. VaR-laskentamenetelmien yhdenmukaisuus .................................................. 9 11. Stressatun VaR-laskennan korvaavien indikaattorien arviointi ....................... 11 12. Korvaavien indikaattorien validointi ............................................................ 12 13. Mallien syöttötietojen / tulosten validointi ................................................... 13 D. Käytettävyystesti ...................................................................................... 13 14. Käytettävyystesti ..................................................................................... 13 III osasto – Loppumääräykset ja täytäntöönpano ............................................................ 14

15. Soveltamispäivämäärä ............................................................................. 14 I osasto – Aihe, soveltamisala ja määritelmät

III. EBA Guidelines on Stressed VaR ............................................................................. 6 Title I – Subject matter, Scope and Definitions ................................................................... 8

1. Subject matter ............................................................................................ 8 2. Scope and level of application ....................................................................... 8 3. Definitions .................................................................................................. 8 Title II – Requirements regarding institutions’ Stressed VaR modelling .................... 9

A. Identification and validation of the stressed period .................................... 9 4. Length of the stressed period ........................................................................ 9 5. Number of stressed periods to use for calibration ............................................ 9 6. The approach for identifying the appropriate historical period ......................... 10 7. Documentation to support the approach used to identify the stressed period .... 11 B. Review of the stressed period ................................................................... 12 8. Frequency ................................................................................................ 12 9. Monitoring the stressed period .................................................................... 12 C. Stressed VaR methodology ........................................................................ 13 10. Consistency with VaR methodology ............................................................ 13 11. Estimation of proxies for Stressed VaR ....................................................... 15 12. Validation of proxies ................................................................................ 16 13. Validation of model inputs/outputs ............................................................. 16 D. Use test ..................................................................................................... 17 14. Use test.................................................................................................. 17 Title III – Final Provisions and Implementation ................................................................. 17

15. Date of application ................................................................................... 17

7 Title I – Subject matter, Scope and Definitions