Tenderers must ensure that their submitted tenders contain all the information and documents required by the contracting authority at the time of submission as set out in the procurement documents. 

The Declaration(s) on Honour on exclusion and selection criteria (template available in the tender specifications) shall be dated and signed, either by hand or by applying a qualified electronic signature, by an authorised representative of the signatory. 

When the Declaration(s) on Honour is/are signed by hand, a scanned copy must be attached to the tender in eSubmission. The hand-signed original(s) must be sent by letter to the contracting authority’s postal address specified under Heading I.1of the contract notice at the latest on the first working day following the electronic submission of tender. The envelope, clearly mentioning the reference to the call for tenders and the eSubmission ID of the tender must be marked as "CALL FOR TENDERS - NOT TO BE OPENED BY THE INTERNAL MAIL DEPARTMENT". Only the original(s) of the Declaration on Honour are to be sent by letter, not other documents. 

After submitting a tender, but before the deadline for receipt of tenders, a tenderer may definitively withdraw its tenders, or withdraw it and replace it with a new one6, A withdrawal receipt will be provided by eSubmission as proof of withdrawal. 

All costs incurred for the preparation and submission of tenders are to be borne by the tenderers and will not be reimbursed, 

## 2. Legal effects of the invitation to tender and submission of a tender. 

This invitation to tender is in no way binding on the contracting authority. The contracting authority’s contractual obligation commences only when the contract with the successful tenderer is signed by both parties. 

Up to the signature of the contract the contracting authority may cancel the procurement procedure without tenderers being entitled to claim any compensation. Any such decision must be substantiated and tenderers notified. 

The validity period of the tender, during which tenderers may not modify the terms of their tenders in any respect, is indicated under Heading [V.2.6 of the contract notice. 

Submission of a tender implies acceptance of all the terms and conditions set out in the procurement documents and, where appropriate, waiver of the tenderer’s own general or specific terms and conditions. The submitted tender is binding on the tenderer to whom the contract is awarded for the duration of the contract, 

