First, while the high-level governance framework of the ECB’s supervisory responsibilities (as distinct from its monetary policy ones), remains  2  BIS central bankers’ speeches  under negotiation, it seems likely that there will be some sort of high-level supervisory board put in place. At the other end of the spectrum, will be the national supervisory authorities conducting decentralised tasks.
The exact design of the arrangements for escalation and decision making between the two are of crucial importance. While there will necessarily be a framework of committees and panels for certain types of decisions and policy-making, it is vital that there is clear accountability and the capacity for decisive executive decision-making, particularly in times of crisis.