5. Where a data intermediation services provider that is not established in the Union fails to designate a legal representative or the legal representative fails, upon request of the competent authority for data intermediation services, to provide the necessary information that comprehensively demonstrates compliance with this Regulation, the competent authority for data intermediation services shall have the power to postpone the commencement of or to suspend the provision of the data intermediation service until the legal representative is designated or the necessary information is provided.