1. The home Member State shall ensure that the authorisation specifies the investment services or activities which the investment firm is authorised to provide. The authorisation may cover one or more of the ancillary services set out in Section B of Annex I. Authorisation shall in no case be granted solely for the provision of ancillary services.
2. An investment firm seeking authorisation to extend its business to additional investment services or activities or ancillary services not foreseen at the time of initial authorisation shall submit a request for extension of its authorisation.
3. The authorisation shall be valid for the entire Union and shall allow an investment firm to provide the services or perform the activities, for which it has been authorised, throughout the Union, either through the right of establishment, including through a branch, or through the freedom to provide services.