The authority with which the application is filed - either the EPO (Munich, The Hague or Berlin) or the competent national authority - must mark the documents making up the application with the date of receipt and issue a receipt to the applicant (for the date of receipt of applications received by fax see Art. 5 of the Decision of the President of the EPO dated 12 July 2007, Special edition No. 3, OJ EPO 2007, A.3 ). The receipt must be issued without delay and include at least the application number, the nature and number of the documents and the date of their receipt. The receipt should also include the applicant's or representative's file reference number or any other information which would be helpful in identifying the applicant. The receipt of European patent applications filed online will be acknowledged electronically during the submission session. Where it becomes apparent that such acknowledgment was not successfully transmitted, the authority with which the application is filed will promptly transmit the acknowledgment by other means where the necessary indications furnished to it so permit (see Art. 9 of the Decision of the President of the EPO dated 12 July 2007, Special edition No. 3, OJ EPO 2007, A.4). On request, the EPO also provides confirmation by fax of the receipt of documents filed with it (see Art. 8 of the Decision of the President of the EPO dated 12 July 2007, Special edition No. 3, OJ EPO 2007, A.3). To ensure despatch of the receipt immediately after the documents are received:

The amount of the administrative fee is regularly indicated in the Official Journal.