Denne opgave udføres parallelt af ECB og de nationale centralbanker, idet sidstnævnte overdrager en del af deres reserver op til en værdi af 50 milliarder euro til ECB, som det står skrevet i artikel 30, stk. 1, i statutten.
This task is carried out in parallel by the ECB and the national central banks, whereby the national central banks transfer part of their reserves up to the equivalent of 50 billion euros to the European Central Bank, in accordance with Article 30.1 of the Statute.