She has a unique status under the Treaties, at once representing Member States as the Union's High Representative for Foreign and Security Policy and, at the same time, representing the Commission as one of its Vice-Presidents.
Aluslepingute kohaselt on ta ainulaadses seisundis, esindades ühtaegu nii liikmesriike liidu välisasjade ja julgeolekupoliitika kõrge esindajana kui ka komisjoni ühena selle asepresidentidest.