E-invoicing rules · Slovenia (SI)
E-invoicing in Slovenia
Is e-invoicing mandatory in Slovenia?
From 1 January 2028 businesses in Slovenia must exchange structured e-invoices for domestic B2B sales. Suppliers to the public sector have used e-invoices since 2015.
Key dates
-
In force
E-invoices mandatory for suppliers to the public sector.
-
Upcoming
Mandatory domestic B2B e-invoicing.
At a glance
- B2B status
- Adopted, not yet in force
- Public sector (B2G)
- Mandatory since 2015 (UJP e-račun).
- Formats
- e-SLOG, EN 16931
- Transmission
- E-invoice service providers and Peppol.
- Reporting
- To be confirmed.
- Tax authority
- Financial Administration (FURS)
Freelancers and small businesses
PDF invoices between businesses remain valid until the end of 2027.
Cross-border sales within the EU
Under the VAT in the Digital Age (ViDA) package adopted in 2025, structured e-invoicing and near real-time digital reporting become mandatory for intra-EU B2B supplies from 1 July 2030, with EN 16931 as the default standard. Since 2025, member states may also introduce domestic B2B e-invoicing mandates without asking the EU for a derogation.
Using InvoBox in Slovenia
Slovenia uses e-SLOG, EN 16931. InvoBox does not support these formats yet.
Create a free accountFrequently asked questions
Is e-invoicing mandatory in Slovenia?
From 1 January 2028 businesses in Slovenia must exchange structured e-invoices for domestic B2B sales. Suppliers to the public sector have used e-invoices since 2015.
Which e-invoice formats are used in Slovenia?
e-SLOG, EN 16931. Transmission: E-invoice service providers and Peppol.
What does it mean for freelancers and small businesses in Slovenia?
PDF invoices between businesses remain valid until the end of 2027.
When is e-invoicing required for cross-border sales within the EU?
Under the VAT in the Digital Age (ViDA) package adopted in 2025, structured e-invoicing and near real-time digital reporting become mandatory for intra-EU B2B supplies from 1 July 2030, with EN 16931 as the default standard. Since 2025, member states may also introduce domestic B2B e-invoicing mandates without asking the EU for a derogation.
Rules change, and some dates above are still being finalised. Confirm the current requirements with Financial Administration (FURS) or your tax adviser before you act. This page is general information, not tax advice.