The specific risk of securitisation positions as defined in Paragraphs CA-6.1.1 to CA-6.1.6 which are held in the trading book is to be calculated according to the method used for such positions in the banking book unless specified otherwise below. To that effect, the risk weight has to be calculated as specified below and applied to the net positions in securitisation instruments in the trading book. The total specific risk capital charge for the correlation trading portfolio is to be computed according to Paragraph CA-9.2.17, and the total specific risk capital charge for securitisation exposures is to be computed according to Paragraph CA-9.1.4.