An application for an authorisation may be made to the Bank by -
(a) any life assurance undertaking which has established or proposes to establish itself in the State and to establish its head office in the State,
(b) any life assurance undertaking which is established with its head office in the territory of another member State and which establishes or proposes to establish itself in the State,
(c) any life assurance undertaking which is the holder of an authorisation related to a particular class or particular classes of insurance and which proposes to extend its business in the State to another class of insurance or to part of another class.