in writing to those parties, including subcontractors. At the request of the contracting authority, the contractor shall provide a document providing evidence of this commitment. 

## II.10. SUBCONTRACTING 

II.10.1 The contractor must not subcontract and have the FWC implemented by third parties beyond the third parties already mentioned in its tender without prior written authorisation from the contracting authority. 

II.10.2 Even if the contracting authority authorises subcontracting, the contractor remains bound by its contractual obligations and is solely responsible for the implementation of the FWC . 

II.10.3 The contractor must ensure that the subcontract does not affect the rights of the contracting authority under this FWC, particularly those under Articles II.8, II.13 and II.24. 

II.10.4 The contracting authority may request the contractor to replace a subcontractor found to be in a situation provided for in points (d) and (e) of Article II.18.1. 

## II.11. AMENDMENTS 

II.11.1 Any amendment to the FWC or a specific contract must be made in writing before all contractual obligations have been fulfilled. A specific contract does not constitute an amendment to the FWC. 

II.11.2 Any amendment must not make changes to the FWC or a specific contract that might alter the initial conditions of the procurement procedure or result in unequal treatment of tenderers or contractors. 

## II.12. ASSIGNMENT 

II.12.1 The contractor must not assign any of the rights and obligations arising from the FWC, including claims for payments or factoring, without prior written authorisation from the contracting authority. In such cases, the contractor must provide the contracting authority with the identity of the intended assignee. 

II.12.2 Any right or obligation assigned by the contractor without authorisation is not enforceable against the contracting authority. 

## II.13. INTELLECTUAL PROPERTY RIGHTS 

II.13.1 Ownership of the rights in the results 

The Centre acquires irrevocably worldwide ownership of the results and of all intellectual property rights under the FWC. The intellectual property rights so acquired include any rights, such as copyright and other intellectual or industrial property rights, to any of the results  and in all technological solutions and information created or produced by the contractor or by its subcontractor in implementation of the FWC . The contracting authority may exploit and use the 

