clearly indicated for each lot in such a way that it can be announced during the public tender  opening session.  If the supporting documents are not written in one of the official languages of the European  Union, a translation into the language of the call for tender must be attached. Where the  documents are in an official language of the European Union other than English, it is  strongly recommended to provide a translation into English, to facilitate evaluation of the  documents.  Public Works Administration, Arsenija Boljevića 2a, floor III, Podgorica 81000, Montenegro  If the tenders are hand delivered they should be delivered to the following address:  Public Works Administration, Arsenija Boljevića 2a, floor III, Podgorica 81000, Montenegro  from 07.00 – 15.00 hours  Tenders must comply with the following conditions:  August 2020 c4b_itt_en.doc  Page 6 of 17  10.2 All tenders must be submitted in one original, marked ‘original’, and three (3) copies signed  in the same way as the original and marked ‘copy’. In addition to the original and hard  copies of tender, an additional electronic version of the offer will be submitted. In case of  10.1 Tenders must be sent to the contracting authority before the deadline specified in 10.3. They  must include all the documents specified in point 11 of these Instructions and be sent to the  following address:  9.1  The tenders, all correspondence and documents related to the tender exchanged by the  tenderer and the contracting authority must be written in the language of the procedure,  which is English.  8.3  The successful tenderer will be bound by its tender for a further period of 60 days. The  further period is added to the validity period of the tender irrespective of the date of  notification.  8.1  Tenderers will be bound by their tenders for a period of 90 days from the deadline for the  submission of tenders.  8.2  In exceptional cases and prior to the expiry of the original tender validity period, the  contracting authority may ask tenderers in writing to extend this period by 40 days. Such  requests and the responses to them must be made in writing. Tenderers that agree to do so  will not be permitted to modify their tenders and they are bound to extend the validity of  their tender guarantees for the revised period of validity of the tender. If they refuse, without  forfeiture of their tender guarantees, their participation in the tender procedure will be  terminated. In case the contracting authority is required to obtain the recommendation of the  panel referred to in Section 2.6.10.1.1. of the practical guide, the contracting authority may,  before the validity period expires, request an extension of the validity of the tenders up to the  adoption of that recommendation.  7.4  Contracts will be awarded lot by lot, but the contracting authority may select the most  favourable overall solution after taking account of any discounts offered.  8. Period of validity  9. Language of tenders  10.Submission of tenders 