Central banks should not act as a catalyst for disruptive financial technologies (fintech), says a top German supervisor, and regulators need to ensure new firms providing banking services receive equal regulatory treatment.

"We have to be clear about what roles we have – we are not just a company, we are public authorities with public mandates. I think it is quite clear that if fintech assumes a role that requires supervision, they should have to comply with the rules," said Dirk Schrade