Contract number: EEAS-618-DELBRBB-SER-FWC-2019   Template of June 2018 Updated November 2018  II.13.9. Copyright notice for pre-existing rights  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. 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 .  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: d is the duration specified in the relevant specific contract for delivery of the relevant  purchase or deliverable or  result or, failing that, the period between the date specified in  Article I.4.2 and the date of delivery or performance specified in the relevant specific  contract, expressed in days.  V  is the price of the relevant purchase or deliverable or  result ;  26 