Some ECB governors are keen to increase unremunerated minimum reserve requirements for lenders in part to lower the losses the central bank is set to make on having to pay record high rates on excess liquidity.

"I understand that remuneration of reserves is important for some banks, but monetary policy shouldn't be driven by the financial position of banks or the profits of the central banks," de Guindos told Belgian newspapers De Standaard and La Libre Belgique in an interview.

(Reporting by Balazs Koranyi; Editing by Andrew Heavens)