I can get one. 1. 2027 to use EDIFACT or EDI?
Short answer
Yes, EDIFACT may remain part of commercial integration, but in mandatory domestic cases from 1. 1 January 2027 does not meet the definition itself e-invoice. The data should be converted into XML by EN 16931 Syntax UBL 2.1 or CII. If the e-invoice it sends outside the delivery service, e.g. via EDI or e-mail, the consent of the recipient is required; up to 30. June 2030, reporting of the FS is linked to mandatory e-invoice sent or received through a delivery service.
Source or parallel flow
May remain in B2B integralciiIf properly tied.
Mandatory semantic model
Data must be transformed into supported e-invoice.
Delivery
Under the mandatory regime, the rules for the delivery service must be complied with.
One Truth
EDIFACT XML and the accounts must not contain different documents.
Conclusion
EDIFACT may continue, but the legal document under mandatory domestic regime must be EN 16931 XML v UBL or CII; the channel determines the need for both consent and notification.
FAQ Financial Administration of the Slovak Republic k e-invoice · Law No. 222/2004 Z. z. o VAT as effective from 1. 1. 2027
Not legal advice. Machine-translated answer, not yet manually reviewed. For the exact wording, see the Slovak original.