of a report, a project or a training measure, shall be submitted in accordance with the terms  of the specific contracts.  Invoices with respect of continuous Services shall be submitted at the end of the calendar  quarter. The first invoice shall cover the period from the start date indicated in the specific  contract until the end of the current calendar quarter. When the invoice relates to an amount  of less than €25,000 payment shall be made when the service has been fully provided.  IV.1.6.  Insurance of rented or leased equipment  IV.1.6.1.  The contractor shall insure the Products rented or leased under this framework contract from  the Delivery date until the date the rental or lease have expired. The contracting authority  shall in no case be considered responsible for any deterioration, destruction, theft or loss of  any Products rented or leased by the contractor under this framework contract, unless the  damage or loss is caused by a serious fault or serious negligence on the part of the  contracting authority.  IV.1.7.  Appendices  The following documents are attached to the General Terms and Conditions for Information Technology  Contracts and form an integral part of it:  Page 10 of 40  Appendix A  ICT Architecture - system and application technical landscape  Appendix B  Declaration and conditions of use regarding access to EMSA’s information systems 