Where the Autorité de contrôle prudentiel et de résolution in its capacity as group supervisor does not have the information necessary to calculate the group solvency of an undertaking mentioned in the first paragraph of Article R. 356-8 in relation to an affiliated undertaking having its registered office in a Member State or in a third country, the book value of that undertaking in the undertaking mentioned in the first paragraph of Article R. 356-8 shall be deducted from the own funds eligible to cover the group solvency.
In this case, any unrealised gain associated with this holding is not considered as an element of the own funds eligible to cover the solvency of the group.