Inspection of the files of European patent applications and patents shall either be of the original document, or of copies thereof, or of technical means of storage if the files are stored in this way.
The President of the European Patent Office shall determine all file-inspection arrangements, including the circumstances in which an administrative fee is payable.
See the decision of the President of the EPO dated 12.07.2007, Special edition No. 3, OJ EPO 2007, J.2. and the decision of the President of the EPO dated 14.02.2018 concerning online file inspection of documents contained in the file held by the EPO as receiving Office, International Searching Authority or Authority specified for supplementary search (OJ EPO 2018, A14).