1.The competent authorities shall cooperate wherever necessary for the purpose of carrying out their duties and shall exchange any information required for that purpose.
2.Where a public offer concerning transferable securities giving a right to participate in company capital, either immediately or at the end of a maturity period, is made in one or more Member States other than that in which the registered office of the issuer of the shares to which those securities give entitlement is situated, while that issuer's shares have already been admitted to official listing in that Member State, the competent authorities of the Member State of the offer may act only after having consulted the competent authorities of the Member State in which the registered office of the issuer of the shares in question is situated in cases where the public offer prospectus is scrutinized.