Article R123-1 of the French Monetary and Financial Code
Credit institutions, La Poste, electronic money institutions, payment institutions and service providers processing euro banknotes and coins in their name and on their behalf, as well as bureaux de change, shall promptly hand over to the Banque de France or the public institution La Monnaie de Paris, respectively, euro banknotes and coins which they have sufficient reason to believe to be counterfeit. To this end, they shall draw up internal…