EBU Single Rulebook Q&A 9 September 2013 2013_221 Exemptions from deduction for CET1 items

In Article 48(1)(b) of Regulation (EU) No 575/2013 (CRR) it states: 'where an institution has a significant investment in a financial sector entity, the direct, indirect and synthetic holdings of that institution of the CET1 instruments of those entities that in aggregate are equal to or less than 10% of the CET1 items of the instritution calculated after applying the following:' Question: When