(96)In order to specify the requirements set out in this Directive, the power to adopt acts in accordance with Article 290 TFEU should be delegated to the Commission in respect of clarifying the definitions and the terminology used in this Directive, expanding the list of activities subject to mutual recognition and improving the exchange of information concerning branches of credit institutions. It is of particular importance that the Commission carry out appropriate consultations during its preparatory work, including at expert level. The Commission, when preparing and drawing up delegated acts, should ensure a simultaneous, timely and appropriate transmission of relevant documents to the European Parliament and to the Council.