Description: eInvoice data related to the Digital Reporting Requirements (DRRs) remains unalterable after issuance, preserving integrity, compliance, and auditability across borders. Detailed description.Once an eInvoice is created and transmitted, its core data elements (i.e., DRRs) cannot be modified or overwritten. Any correction or adjustment is handled through new documents, maintaining a complete and verifiable history. Last modification: 02/12/2025 Identifier: http://data.europa.eu/dr8/egovera/DataInmutability EIRA concept: eira:ArchitectureBuildingBlock Additional identifier: http://data.europa.eu/dr8/egovera/DataInmutability Title: Reporting of B2B intra-community e-invoices to the EC EIF Layer: Organisational EIRA traceability: http://data.europa.eu/dr8/DigitalBusinessCapability