Contract number: [ complete ]  Service contract conditions of December 2018  4   Amendments .................................................................................................... 21$_{ }$ II.11.  Assignment ...................................................................................................... 21$_{ }$ II.12.  Intellectual property rights............................................................................... 21$_{ }$ II.13.  Ownership of the rights in the results ................................................. 21$_{ }$ II.13.1.  Licensing rights on pre-existing materials.......................................... 22$_{ }$ II.13.2.  Exclusive rights .................................................................................. 22$_{ }$ II.13.3.  Identification of pre-existing rights .................................................... 24$_{ }$ II.13.4.  Evidence of granting of pre-existing rights ........................................ 24$_{ }$ II.13.5.  Quotation of works in the result ......................................................... 25$_{ }$ II.13.6.  Moral rights of creators ...................................................................... 25$_{ }$ II.13.7.  Image rights and sound recordings ..................................................... 25$_{ }$ II.13.8.  Copyright notice for pre-existing rights ............................................. 25$_{ }$ II.13.9.  Visibility of Union funding and disclaimer ...................................... 26$_{ }$ II.13.10.  Force majeure .................................................................................................. 26$_{ }$ II.14.  Liquidated damages......................................................................................... 26$_{ }$ II.15.  Delay in delivery ................................................................................ 26$_{ }$ II.15.1.  Procedure ............................................................................................ 26$_{ }$ II.15.2.  Nature of liquidated damages ............................................................. 27$_{ }$ II.15.3.  Claims and liability............................................................................. 27$_{ }$ II.15.4.  Reduction in price............................................................................................ 27$_{ }$ II.16.  Quality standards ................................................................................ 27$_{ }$ II.16.1.  Procedure ............................................................................................ 27$_{ }$ II.16.2.  Claims and liability............................................................................. 28$_{ }$ II.16.3.  Suspension of the performance of the contract ............................................... 28$_{ }$ II.17.  Suspension by the contractor .............................................................. 28$_{ }$ II.17.1.  Suspension by the contracting authority............................................. 28$_{ }$ II.17.2.  Termination of the contract ............................................................................. 28$_{ }$ II.18.  Grounds for termination by the contracting authority ........................ 28$_{ }$ II.18.1.  Grounds for termination by the contractor ......................................... 29$_{ }$ II.18.2.  Procedure for termination ................................................................... 29$_{ }$ II.18.3.  Effects of termination ......................................................................... 30$_{ }$ II.18.4.  Invoices, value added tax and e-invoicing....................................................... 31$_{ }$ II.19.  Invoices and value added tax .............................................................. 31$_{ }$ II.19.1.  E-invoicing ......................................................................................... 31$_{ }$ II.19.2.  Price revision ................................................................................................... 31$_{ }$ II.20.  Payments and guarantees................................................................................. 32$_{ }$ II.21.  Date of payment.................................................................................. 32$_{ }$ II.21.1.  Currency ............................................................................................. 32$_{ }$ II.21.2.  Conversion.......................................................................................... 32$_{ }$ II.21.3.  Costs of transfer.................................................................................. 32$_{ }$ II.21.4.  Pre-financing, performance and money retention guarantees ............ 32$_{ }$ II.21.5.  Interim payments and payment of the balance ................................... 33$_{ }$ II.21.6.  Suspension of the time allowed for payment...................................... 33$_{ }$ II.21.7.