E-Invoicing in Slovenia
Comprehensive guide to electronic invoicing in Slovenia – B2G mandate since 2015 via UJP eRačun with e-SLOG and Peppol support
Slovenia mandates e-invoicing for all public procurement suppliers. The legislation is based on the EU Directive 2014/55/EU, requiring public entities to receive invoices in EN 16931 format. The Public Payments Administration (UJP) oversees the national platform and supports the e-SLOG XML standard, with growing support for Peppol formats.
Key Milestones
2015
B2G Mandate
E-invoicing becomes mandatory for all suppliers to public sector entities in Slovenia.
2020
Peppol BIS 3.0 Adoption
Peppol BIS 3.0 accepted for cross-border B2G e-invoicing, enhancing interoperability.
Current
2023–25: Expansion Phase
Gradual expansion of Peppol adoption among private businesses and municipalities.
Key Legislation
EU Directive 2014/55/EU – Slovenia’s e-invoicing mandate is based on this directive, requiring public sector to receive structured electronic invoices.
Public Payments Administration (UJP) – Oversees the national eRačun platform and enforces e-invoicing compliance.
B2G (Business-to-Government)
Mandatory
E-invoicing is mandatory for all suppliers invoicing public institutions in Slovenia.
B2B (Business-to-Business)
Voluntary
Growing interest in interoperability and automation among private businesses.
B2C (Business-to-Consumer)
Voluntary
Consumer invoicing is typically not structured; traditional formats remain common.
UJP eRačun Platform
Suppliers must issue structured invoices through the UJP eRačun portal or use an intermediary service provider. The national standard is e-SLOG (XML), compatible with EN 16931. Peppol BIS 3.0 is accepted for cross-border and increasingly used domestically.
Submission via Invoice Portal
Invoice Portal – Peppol & e-SLOG Support
Our Invoice Portal enables Slovenian and cross-border suppliers to issue structured invoices using Peppol BIS or e-SLOG XML. We ensure compliance with UJP portal specifications and facilitate secure invoice transmission to both public and private recipients.
Supported Formats
e-SLOG XML
Peppol BIS 3.0
EN 16931 compliant
Peppol BIS 3.0
EN 16931 compliant
Key Features
Real-time Validation
Cross-border Ready
Cross-border Ready
Is e-invoicing mandatory for businesses in Slovenia?
Yes, if they supply the public sector. All suppliers to public institutions must submit electronic invoices.
Can I use Peppol in Slovenia?
Yes, for both cross-border and local B2G invoicing. Peppol BIS 3.0 is accepted and increasingly used domestically.
What invoice format is accepted?
e-SLOG XML (national standard) and Peppol BIS 3.0. Both are compatible with EN 16931.
Can I invoice public entities without registration?
No, you need to register via the UJP portal or use a certified provider like Invoice Portal.
Summary
Slovenia mandates e-invoicing for all suppliers to the public sector via the UJP system, using e-SLOG XML. The country also accepts Peppol BIS for cross-border and local invoices. Businesses can issue invoices through the government portal or certified intermediaries. Invoice Portal provides full support for Peppol-based and e-SLOG invoicing, helping clients stay compliant and integrated.
Need Help with E-Invoicing Compliance?
As a certified Peppol Access Point, we provide complete e-invoicing solutions for businesses across Europe. Our platform handles format conversion, real-time validation, and seamless integration with national systems.
