Article 28a 2.

Member States shall lay down detailed rules for the online registration of branches, including rules on the documents and information required to be submitted to a competent authority. As part of those rules, Member States shall ensure that online registration may be carried out by submitting information or documents in electronic form, including electronic copies of the documents and information referred to in Article 16a(4), or by making use of the information or documents previously submitted to a register.