Please note that you do not need to introduce an official request to participate. It is sufficient to submit the tender within the deadline indicated in the contract notice. You may choose to submit tenders: a) either by post or by courier service not later than 11/09/2015, in which case the evidence of the date of dispatch shall be constituted by the postmark or the date of the deposit slip, to the address indicated below. b) or delivered by hand not later than 5.00 pm on 11/09/2015 to the address indicated below. In this case, a receipt must be obtained as proof of submission, signed and dated by the official at the European Court of Auditor’s Reception Desk who took delivery. The Reception Desk is open from 8.00 am to 5.00 pm, Monday to Friday. It is closed on Saturdays, Sundays and European Court of Auditors' holidays.