1. In the event of infringement or suspected infringement of Titles II and III, the competent authorities shall be those of the home Member State of the payment service provider, except for agents and branches conducting business under the right of establishment, where the competent authorities shall be those of the host Member State.
2. In the event of infringements or suspected infringements of Titles II and III by technical service providers, payment system operators ATM deployers which do not service payment accounts, electronic communications services providers or by their agents or branches, the competent authorities shall be those of the Member State where the service concerned is provided.
3. In the exercise of their investigatory and sanctioning powers, including in cross border cases, competent authorities shall cooperate with each other and with other authorities from any sector concerned as applicable to each case and in accordance with Union and national law by exchanging
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