Next to the Palais-Royal stands the Banque de France, east of the garden (and landlord of most of its apartments), and the Bibliothaque Nationale (National Library), just to the north.
The Banque de France only transacts business in Euros.  
mnli hypothesis: The Banque de France only transacts business in Euros.   premise: Next to the Palais-Royal stands the Banque de France, east of the garden (and landlord of most of its apartments), and the Bibliothaque Nationale (National Library), just to the north.