Contract no: [complete]  EC - FWC services Dec 2018  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 Union acquires irrevocably worldwide ownership of the  results  and of all intellectual property rights  on the newly created materials produced specifically for the Union under the FWC and incorporated in  the  results , without prejudice however to the rules applying to  pre-existing rights  on  pre-existing  materials , as per Article II.13.2.  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 acquired rights as stipulated in this FWC. The Union  acquires all the rights as from the moment the contractor has created the  results .  The payment of the price includes any fees payable to the contractor about the acquisition of ownership  of rights by the Union including for all modes of exploitation and of use of the  results .  21