Romanian e-invoicing (e-Factura) explained | Azuvio How the Romanian national e-invoicing system works: CIUS-RO XML, submission through SPV, message states, common validation errors and how to fix them. Topical pillar: Romanian tax compliance: e-invoicing, SPV, SAF-T | Azuvio Romanian tax compliance: e-invoicing, SPV, SAF-T | Azuvio Romanian tax portal (SPV): what it is and what goes through it | Azuvio SAF-T (D406) in Romania: preparing clean data | Azuvio Peppol in Romania: cross-border e-invoicing | Azuvio