Slovenia to Mandate E-Invoicing for All Domestic B2B Transactions from January 2028

• Slovenia will require mandatory e-invoicing for all domestic B2B transactions starting 1 January 2028.
• Multiple approved e-invoice exchange methods will be available, including PEPPOL and a free system for small businesses.
• The Act on the Exchange of Electronic Invoices and Other Electronic Documents was published on 6 November 2025.
• The legislation is part of broader regulatory updates in public finance, administration, and social policy.
• The law was passed by the National Assembly on 23 October 2025.

Source: regfollower.com

Note that this post was (partially) written with the help of AI. It is always useful to review the original source material, and where needed to obtain (local) advice from a specialist.

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