1. Where an originator institution has transferred significant credit risk associated with the underlying exposures of the securitisation in accordance with Section 2, that institution may:
(a) in the case of a traditional securitisation, exclude the underlying exposures from its calculation of risk-weighted exposure amounts, and, as relevant, expected loss amounts;
(b) in the case of a synthetic securitisation, calculate risk-weighted exposure amounts, and, where relevant, expected loss amounts, with respect to the underlying exposures in accordance with Articles 251 and 252.
2. Where the originator institution has decided to apply paragraph 1, it shall calculate the risk-weighted exposure amounts as set out in this Chapter for the positions that it may hold in the securitisation.
Where the originator institution has not transferred significant credit risk or has decided not to apply paragraph 1, it shall not be required to calculate risk-weighted exposure amounts for any position it
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