Section 4

1. Competent authorities shall require credit institutions to hold own funds against operational risk in accordance with the approaches set out in Articles 103, 104 and 105.

2. Without prejudice to paragraph 4, credit institutions that use the approach set out in Article 104 shall not revert to the use of the approach set out in Article 103, except for demonstrated good cause and subject to approval by the competent authorities.

3. Without prejudice to paragraph 4, credit institutions that use the approach set out in Article 105 shall not revert to the use of the approaches set out in Articles 103 or 104 except for demonstrated good cause and subject to approval by the competent authorities.

4. Competent authorities may allow credit institutions to use a combination of approaches in accordance with Annex X, Part 4.

The capital requirement for operational risk under the Basic Indicator Approach shall be a certain percentage of a relevant indicator, in accordance with the parameters set out in Annex X, Part 1.

1. Under the Standardised Approach, credit institutions shall divide their activities into a number of business lines as set out in Annex X, Part 2.

2. For each business line, credit institutions shall calculate a capital requirement for operational risk as a certain percentage of a relevant indicator, in accordance with the parameters set out in Annex X, Part 2.

3. For certain business lines, the competent authorities may under certain conditions authorise a credit institution to use an alternative relevant indicator for determining its capital requirement for operational risk as set out in Annex X, Part 2, points 5 to 11.

4. The capital requirement for operational risk under the Standardised Approach shall be the sum of the capital requirements for operational risk across all individual business lines.

5. The parameters for the Standardised Approach are set out in Annex X, Part 2.

6. To qualify for use of the Standardised Approach, credit institutions shall meet the criteria set out in Annex X, Part 2.

1. Credit institutions may use Advanced Measurement Approaches based on their own operational risk measurement systems, provided that the competent authority expressly approves the use of the models concerned for calculating the own funds requirement.

2. Credit institutions shall satisfy their competent authorities that they meet the qualifying criteria set out in Annex X, Part 3.

3. When an Advanced Measurement Approach is intended to be used by an EU parent credit institution and its subsidiaries or by the subsidiaries of an EU parent financial holding company, the competent authorities of the different legal entities shall cooperate closely as provided for in Articles 129 to 132. The application shall include the elements listed in Annex X, Part 3.

4. Where an EU parent credit institution and its subsidiaries or the subsidiaries of an EU parent financial holding company use an Advanced Measurement Approach on a unified basis, the competent authorities may allow the qualifying criteria set out in Annex X, Part 3 to be met by the parent and its subsidiaries considered together.