(64)In order to ensure effective execution of resolution, resolution authorities should have all the necessary legal powers that, in different combinations, can be exercised when applying resolution tools. Those legal powers should include the power to transfer shares in, or assets, rights or liabilities of, a failing insurance or reinsurance undertaking to another entity, including another undertaking or a bridge undertaking, the power to write down or cancel shares, or write-down or convert liabilities of a failing insurance or reinsurance undertaking, the power to replace the management and the power to impose a temporary moratorium on the payment of claims. Ancillary powers are needed, including the power to require continuity of essential services from other parts of a group.