(30)At the same time, in order to prevent fraud or forgery, it should be possible for the authorities of the Member State in which the company document or information is presented, where they have a reasonable doubt as to its origin or authenticity, to verify the document or information via the issuing register or via the register in their own Member State which could exchange information about the authenticity of the document through the system of interconnection of registers. To that end, Member States should notify the electronic mail address to be used as a national contact point to the Commission. Such exchange of information should contribute to the mutual trust and cooperation between Member States within the internal market.