Format of communications
Article 72
Where the provisions in Article 27 do not apply or where actors outside the Union are not connected to the central system referred to in Article 27(3), the relevant actors may submit and exchange information and documents referred to in this Regulation by post, fax, email with digital signature, email without digital signature followed by post or, where agreed between the actors concerned, by email without digital signature. In case of email with digital signature, any stamp or signature required shall be replaced by the digital signature.