1. The calculation of the group solvency shall take account of the proportional share held by the participating undertaking in its related undertakings.
For the purposes of the first subparagraph, the proportional share shall comprise either of the following:
(a) where method 1 is used, the percentages used for the establishment of the consolidated accounts; or
(b) where method 2 is used, the proportion of the subscribed capital that is held, directly or indirectly, by the participating undertaking.
However, regardless of the method used, where the related undertaking is a subsidiary undertaking and does not have sufficient eligible own funds to cover its Solvency Capital Requirement, the total solvency deficit of the subsidiary shall be taken into account.
Where in the opinion of the supervisory authorities, the responsibility of the parent undertaking owning a share of the capital is strictly limited to that share of the capital, the group supervisor may nevertheless allow for the so