Contract no: [complete]  If moral rights on parts of the  results  protected by copyright may exist, the contractor must obtain the  consent of  creators  regarding the granting or waiver of the relevant moral rights in accordance with the  applicable legal provisions and be ready to provide documentary evidence upon request. If natural persons appear in a  result  or their voice or any other private element is recorded in a  recognisable manner, the contractor must obtain a statement by these persons (or, in the case of minors,  by the persons exercising parental authority) giving their permission for the described use of their image,  voice or private element and, on request, submit a copy of the permission to the contracting authority.  The contractor must take the necessary measures to obtain such consent in accordance with the  applicable legal provisions. When the contractor retains  pre-existing rights  on parts of the  results , reference must be inserted to that  effect when the  result  is used as set out in Article I.10.1, with the following disclaimer: ‘© — year —  European Union. All rights reserved. Certain parts are licensed under conditions to the EU’, or with any  other equivalent disclaimer as the contracting authority may consider best appropriate, or as the parties  may agree on a case-by-case basis. This does not apply where inserting such reference would be  impossible, notably for practical reasons .  When making use of the  results , the contractor must declare that they have been produced under a  contract with the Union and that the opinions expressed are those of the contractor only and do not  represent the contracting authority’s official position. The contracting authority may waive this obligation  in writing or provide the text of the disclaimer. If the contractor fails to perform its contractual obligations within the applicable time limits set out in this  FWC, the contracting authority may claim liquidated damages for each day of delay using the following  formula: 0.3 x ( V/d ) where: V  is the price of the relevant purchase or deliverable or  result ;  25 II.13.8. Image rights and sound recordings II.13.9. Copyright notice for pre-existing rights  II.13.10. Visibility of Union funding and disclaimer  II.14. FORCE MAJEURE  II.15. LIQUIDATED DAMAGES  II.15.1. Delay in delivery  II.14.1 If a party is affected by  force majeure , it must immediately  notify  the other party, stating the  nature of the circumstances, their likely duration and foreseeable effects.  II.14.2 A party is not liable for any delay or failure to perform its obligations under the FWC if that  delay or failure is a  result  of  force majeure . If the contractor is unable to fulfil its contractual  obligations owing to  force majeure , it has the right to remuneration only for the services actually  provided.  II.14.3 The parties must take all necessary measures to limit any damage due to  force majeure .  EC - FWC services Dec 2018 