1. Competent authorities shall be given all supervisory powers, including investigatory powers and powers to impose remedies, necessary to fulfil their duties under this Directive and under Regulation (EU) No 600/2014.

2. The powers referred to in paragraph 1 shall include, at least, the following powers to:

(a) have access to any document or other data in any form which the competent authority considers could be relevant for the performance of its duties and receive or take a copy of it;

(b) require or demand the provision of information from any person and if necessary to summon and question a person with a view to obtaining information;

(c) carry out on-site inspections or investigations;

(d) require existing recordings of telephone conversations or electronic communications or other data traffic records held by an investment firm, a credit institution, or any other entity regulated by this Directive or by Regulation (EU) No 600/2014;

(e) require the freezing or the sequestration of assets, or both;

(f) require the temporary prohibition of professional activity;