1. Member States shall designate an authority to be responsible for identifying, on a consolidated basis, G-SIIs, and, on an individual, sub-consolidated or consolidated basis, as applicable, other systemically important institutions (O-SIIs), which have been authorised within their jurisdiction. That authority shall be the competent authority or the designated authority. Member States may designate more than one authority.
G-SIIs shall be any of the following:
(a) a group headed by an EU parent institution, an EU parent financial holding company, or an EU parent mixed financial holding company; or
(b) an institution that is not a subsidiary of an EU parent institution, of an EU parent financial holding company or of an EU parent mixed financial holding company.
O-SIIs may either be an institution or a group headed by an EU parent institution, an EU parent financial holding company, an EU parent mixed financial holding company, a parent institution in a Member State, a parent financial
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