An institution that acts as a clearing member shall apply the following treatment to its exposures arising from its contributions to the default fund of a CCP:
(a) it shall calculate the own funds requirement for its pre-funded contributions to the default fund of a QCCP in accordance with the approach set out in Article 308;
(b) it shall calculate the own funds requirement for its pre-funded and unfunded contributions to the default fund of a non-qualifying CCP in accordance with the approach set out in Article 309;
(c) it shall calculate the own funds requirement for its unfunded contributions to the default fund of a QCCP in accordance with the treatment set out in Article 310.