"Many types of entities - including banks; insurance companies; asset management firms; and payments and electronic money institutions - have made applications to the Central Bank of Ireland," Lane told a financial conference.

"The potential activities range from: broker dealers; trading venues; electronic money institutions; commercial insurance; and retail insurance. We expect the current levels of authorisation and supervisory engagements with firms to increase further."

(Reporting by Padraic Halpin; Editing by Robin Pomeroy)