1. Host Member States may, for statistical purposes, require that all credit institutions having branches within their territories shall report periodically on their activities in those host Member States to the competent authorities of those host Member States.
In discharging the responsibilities imposed on them in Article 27, host Member States may require that branches of credit institutions from other Member States provide the same information as they require from national credit institutions for that purpose.
2. Where the competent authorities of a host Member State ascertain than an institution having a branch or providing services within its territory is not complying with the legal provisions adopted in that State pursuant to the provisions of this Directive involving powers of the host Member State's competent authorities, those authorities shall require the institution concerned to put an end to that irregular situation.
3. If the institution concerned fails to take the