1. The information referred in paragraphs 2 and 3 shall be exchanged on a systematic basis between the supervisory authorities in the college, unless they decide as part of a coordination arrangement in accordance with Article 355 (2)(a), that part of it is not needed for the activities of the college of supervisors. The exchange shall take place either by transmitting the information or by facilitating the access to it.
2. The other supervisory authorities within the college of supervisors shall exchange with the group supervisor on a systematic basis, for each related insurance or reinsurance undertaking falling within the scope of group supervision, the following information:
(a) the solvency and financial condition report, unless the group supervisor has agreed under Article 256(2) of Directive 2009/138/EC to the inclusion of subsidiaries within the group in a single solvency and financial condition report;
(b) the regular supervisory report, as well as relevant annual and quarterl
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