Annex C  "QUOTE D TIME & MEANS” C ERT IFICATE O F  CONFORMITY FOR SPECIFIC CONTRACT No XX UNDER FRAMEWORK CONTRACT No ECHA/2020/666 Task (and Sub-task) Number ……..  Original document - duly signed - to be attached to the invoice RECEIPT OF WORK 4 To be filled in by the contractor and the contracting authority. To be filled in by the Contracting authority. ACCEPTANCE AND VALIDATION OF WORK $^{4}$ Please insert an entry per interim payment receipt of work.  24  Person responsible for  acceptance (in block capitals) :  Date and signature Contractor Contracting  authority Date of delivery/signing: Person responsible for checking (in block capitals): Comments: Date and signature :