1. The languages used by the competent authorities for notifications, as well as for all other communications covered by this Chapter which are linked to the coordinated actions and sweeps shall be agreed upon by the competent authorities concerned.

2. If no agreement can be reached between the competent authorities concerned, notifications and other communications shall be sent in the official language or one of the official languages of the Member State making the notification or other communication. In that case, if necessary, each competent authority concerned shall be responsible for translating the notifications, communications and other documents that it receives from other competent authorities.