Article 143
Permission to use the IRB Approach
Institutions shall obtain the prior permission of the competent authorities for the following:
material changes to the range of application of a rating system or an internal models approach to equity exposures that the institution has received permission to use;
material changes to a rating system or an internal models approach to equity exposures that the institution has received permission to use.
The range of application of a rating system shall comprise all exposures of the relevant type of exposure for which that rating system was developed.
EBA shall submit those draft regulatory technical standards to the Commission by 31 December 2013.
Power is delegated to the Commission to adopt the regulatory technical standards referred to the first subparagraph in accordance with Articles 10 to 14 of Regulation (EU) No 1093/2010.