13. Additional information before the deadline for submission of tenders  The tender dossier should be so clear that tenderers do not need to request additional  information during the procedure. If the contracting authority, on its own initiative or in  response to a request from a prospective tenderer, provides additional information on the  tender dossier, it must send such information in writing to all other prospective tenderers at  the same time.  Tenderers may submit questions in writing to the following address up to 21 days before the  deadline for submission of tenders, specifying the  publication reference and the contract  title :  Att: Mustafa ERDOĞAN (Head of Operating Structure)  Ministry of Industry and Technology - DG for EU and Foreign Affairs - Directorate of  EU Financial Programmes, (MoIT/ DoEUFP)  Mustafa Kemal Mahallesi, Dumlupınar Bulvarı, (Eskişehir Yolu 7. Km), 2151.Cadde, No:154/A, Kat:7, Oda No:714A 06530 Çankaya/Ankara, Turkey  Fax: +90 312 201 69 54  e-mail: rsp.ihale@sanayi.gov.tr or rsp.tender@sanayi.gov.tr The contracting authority has no obligation to provide clarifications after this date.  Any clarification of the tender dossier will be published on TED eTendering accessible from  the F&T portal at https://ec.europa.eu/info/funding-tenders/opportunities/portal/screen/home  on the website of the Contracting Authority at https://rekabetcisektorler.sanayi.gov.tr at the  latest 11 days before the deadline for submission of tenders.  Any prospective tenderers seeking to arrange individual meetings with either the contracting  authority and/or the European Commission during the tender period may be excluded from  the tender procedure.  14. Clarification meeting / site visit  15. Alteration or withdrawal of tenders  14.1 No clarification meeting / site visit planned. Visits by individual prospective tenderers during  the tender period cannot be organised.  15.1 Tenderers may alter or withdraw their tenders by written notification prior to the deadline for  submission of tenders referred to in Article 10.1. No tender may be altered after this  deadline. Withdrawals must be unconditional and will end all participation in the tender  procedure.  15.2 Any such notification of alteration or withdrawal must be prepared and submitted in  accordance with Article 10. The outer envelope must be marked ‘Alteration’ or ‘Withdrawal’  as appropriate.  15.3 No tender may be withdrawn in the interval between the deadline for submission of tenders  referred to in Article 10.1 and the expiry of the tender validity period. Withdrawal of a  tender during this interval may result in forfeiture of the tender guarantee.  August 2020 c4b_itt_en.doc  Page 10 of 17 