1. Institutions shall calculate the adjusted notional amount as follows:
(a) for transactions mapped to the interest rate risk category or the credit risk category, institutions shall calculate the adjusted notional amount as the product of the notional amount of the derivative contract and the supervisory duration factor, which shall be calculated as follows:
where:
R = the supervisory discount rate; R = 5 %;
S = the period between the start date of a transaction and the reporting date, which shall be expressed in years using the relevant business day convention;
E = the period between the end date of a transaction and the reporting date, which shall be expressed in years using the relevant business day convention; and OneBusinessYear = one year expressed in business days using the relevant business day convention.
The start date of a transaction is the earliest date at which at least a contractual payment under the transaction, to or from the institution, is either fixed or exchange
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