The approval issued at the end of 2014 entails:
1) reduction of the “regulatory floor” for RRE and QRRE portfolios from 80% to 70% of the relevant capital requirements calculated using the Standardized Approach. The regulatory floor shall be applied portfolio by portfolio. and should be adjusted up or downwards in case of any difference between expected losses and provisions so that the impact in the solvency ratios is exactly the same of considering only 70% of the capital requirements calculated under the standard method.
2) commencement of use of the IRB Approach for the other retail exposures class is conditional upon meeting certain conditions by 30 June 2015.
3) commencement of use of the IRB Approach for corporates (including specialized lending) is conditional upon meeting certain conditions. while the new application to use the IRB Approach should not be submitted before 31 December 2016.
4) the permission to make changes to models applicable to RRE and QRRE portfolios is conditional upon meeting certain conditions. while the new application to use the IRB Approach to these portfolios should be submitted until 30 June 2015.
In July 2017 Bank received the joint supervisory decision in the area of IRB method, issued by ECB in collaboration with KNF. The decision regards:
1) revoking the duty of the Bank to maintain the regulatory floor in view of generally positive assessment of the Bank’s compliance with conditions of the Decision of 2014,
2) Application of multiplier of 1.3 to estimation of LGD models for RRE and QRRE portfolios until ECB and KNF recognise the internal estimations of LGD models to be representative for currently prevailing conditions;
3) Issue additional recommendations in scope of improvement of IRB models for RRE and QRRE.