Member States shall ensure that competent authorities have all information-gathering and investigatory powers that are necessary for the exercise of their functions, including:

(a) the power to require information from the following natural or legal persons:

(i) investment firms established in the Member State concerned;

(ii) investment holding companies established in the Member State concerned;

(iii) mixed financial holding companies established in the Member State concerned;

(iv) mixed-activity holding companies established in the Member State concerned;

(v) persons belonging to the entities referred to in points (i) to (iv);

(vi) third parties to whom the entities referred to in points (i) to (iv) have outsourced operational functions or activities;

(b) the power to conduct all necessary investigations of any person referred to in point (a) that is established or located in the Member State concerned, including the right:

(i) to require the submission of documents by the persons referred to in point (a);

(ii) to examine the books and records of the persons referred to in point (a) and to make copies or extracts from those books and records;