(10)Information deficits between the home and the host competent authorities may prove detrimental to the financial stability in host Member States. The information rights of host supervisors, in particular in a crisis involving significant branches, should therefore be reinforced. For that purpose, the notion of significant branches should be defined. The competent authorities should transmit information which is essential for the pursuance of the tasks of central banks and of Ministries of Finance with respect to financial crises and systemic risk mitigation.