Article 46 5.

Member States shall ensure that, where two or more investment firms authorised in the Union have as their parent the same Union investment holding company or Union mixed financial holding company and none of those investment firms has been authorised in the Member State in which the investment holding company or mixed financial holding company was set up, supervision on a consolidated basis or supervision of compliance with the group capital test is exercised by the competent authority of the investment firm with the largest balance sheet total.