Mandatory e-VAT system since January 1, 2025, with pre-filled RO e-VAT return based on RO e-Invoice, RO e-Transport, RO e-Seal, SAF-T, RO e-Cash Registers, the Customs Integrated Information System and other relevant data. Notifications are being sent in case of significant differences between the prefilled e-VAT return and the submitted VAT return.