1. In addition to the exposure value of repurchase transactions, securities or commodities lending or borrowing transactions, long settlement transactions and margin lending transactions including those that are off-balance sheet in accordance with Article 429(5), institutions shall include in the exposure measure an add-on for counterparty credit risk determined in accordance to paragraph 2 or 3 of this Article, as applicable.
2. For the purposes of paragraph 1, for transactions with a counterparty which are not subject to a master netting agreement that meets the conditions laid down in Article 206 the add-on (Ei*)shall be determined on a transaction-by-transaction basis in accordance with the following formula:
![Formula](/sites/default/files/documents/10180/501987/be062f93-8e72-49a1-8c94-91e91d41ee8b/429b_0.png)
where:
Ei is the fair value of securities or cash lent to the counterparty under transaction i;
Ci is the fair value of cash or securities received from the counterparty under transaction i.
3. For the purposes of paragraph 1, for transactions with a counterparty that are subject to a master netting agreement that meets the conditions laid down in Article 206, the add-on for those transactions (Ei*) shall be determined on an agreement-by-agreement basis in accordance with the following formula:
![Formula](/sites/default/files/documents/10180/501987/cb895b5f-c869-44d6-9286-edda537b28d7/429b_1.png)
where:
Ei is the fair value of securities or cash lent to the counterparty for the transactions subject to master netting agreement i;
Ci is the fair value of cash or securities received from the counterparty subject to master netting agreement i.
4. By way of derogation from paragraph 1 of this Article, institutions may use the method set out in Article 222, subject to a 20 % floor for the applicable risk weight, to determine the add on for repurchase transactions, securities or commodities lending or borrowing transactions, long settlement transactions and margin lending transactions including those that are off-balance sheet. Institutions may use this method only where they also use it for determining the exposure value of those transactions for the purpose of meeting the own funds requirements as set out in Article 92.
5. Where sale accounting is achieved for a repurchase transaction under its applicable accounting framework, the institution shall reverse all sales-related accounting entries.
6. Where an institution acts as an agent between two parties in repurchase transactions, securities or commodities lending or borrowing transactions, long settlement transactions and margin lending transactions including those that are off-balance sheet, the following apply:
(a) where the institution provides an indemnity or guarantee to a customer or counterparty limited to any difference between the value of the security or cash the customer has lent and the value of collateral the borrower has provided it shall only include in the exposure measure the add-on determined in accordance with paragraph 2 or 3, as applicable;
(b) where the institution does not provide an indemnity or guarantee to any of the involved parties, the transaction shall not be included in the exposure measure;
(c) where the institution is economically exposed to the underlying security or cash in the transaction beyond the exposure covered by the add-on, it shall include also in the exposure measure an exposure equal to the full amount of the security or cash.’