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Slovenia e-Invoicing

Updated 6 November 2025

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  • Key facts
  • Timeline
  • Tax & Compliance
  • Formats
  • FAQ

Slovenia has mandated B2G e-invoicing through the PPA platform since 2015, and B2B e-invoicing is planned to become mandatory from January 2028 under the Act on Electronic Invoice Exchange. There is no B2C mandate. The format used is e-SLOG (UBL/CII).

Slovenia e-Invoicing Overview
ViDA

B2B
planned
from 1 January 2028
B2B e-invoicing mandatory from Jan 2028 per Act on Electronic Invoice Exchange.
B2G
mandatory
since 1 January 2015
PPA platform: suppliers mandated to send eInvoices.
B2C
none
Next deadline1 January 2027 · ViDA: OSS/IOSS Clarifications

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Implementation Timeline(9 events)

Key mandate dates. Select a date for detail, or show all updates below.

B2G mandatory via PPA
1 January 2015
B2G
Public sector acceptance of eInvoices.
ViDA Package published in Official Journal
25 March 2025
EU Level
Member States can introduce mandatory e-invoicing under specific conditions; IOSS framework improvements.
Act on Electronic Invoice Exchange (ZIERDED) adopted
23 October 2025
B2B
The National Assembly adopted the Act on the Exchange of Electronic Invoices and Other Electronic Documents (ZIERDED) , which transposes the EU VAT in the Digital Age package and mandates B2B e-invoicing from 1 January 2028.
ZIERDED published in Uradni list RS no. 85/2025
6 November 2025
B2B
ZIERDED was published in Uradni list RS no. 85/2025 ; mandatory B2B e-invoicing applies from 1 January 2028, with the e-route provider register established from 1 October 2027.
ViDA: OSS/IOSS Clarifications
1 January 2027
EU Level
Minor legislative clarifications for One-Stop Shop (OSS) and Import One-Stop Shop (IOSS) schemes.
B2B e-invoicing mandatory
1 January 2028
B2B
All domestic B2B transactions require structured XML e-invoices via Peppol or registered e-route providers; paper invoices no longer accepted.
ViDA: Platform Obligations & VAT Registration
1 July 2028
EU Level
Platform economy compliance, Single VAT Registration reforms, and mandatory reverse charge for non-identified suppliers.
ViDA: Cross-border B2B DRR
1 July 2030
Intra-EU
Digital Reporting Requirements affect cross-border B2B transactions.
ViDA: Domestic Alignment
1 January 2035
Domestic
Member States must align domestic digital real-time transaction reporting with EU standards.

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Compliance Regime

Standards
EN 16931

Record-keeping & Reporting

Archiving
10 years retention per Slovenian VAT Act ; 20 years for immovable property; Original XML must remain intact and unaltered.
SAF-T
On-demand
SAF-T available on request.

Technical Formats

e-SLOG (UBL/CII)

Detailed exemptions, penalties and cross-border rules for Slovenia are not yet published. The official sources have the latest detail.

Official Sources

  • FURSFinančna uprava Republike SlovenijeTax authority
  • MFMinistrstvo za financeMinistry
  • UJPUprava Republike Slovenije za javna plačilaMandate portal
  • GZS (eSLOG)Gospodarska zbornica SlovenijeStandards body
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Related Countries

  • Bosnia and HerzegovinaPlanned
  • LatviaPlanned
  • MontenegroPlanned
  • NetherlandsPlanned

Frequently asked questions about e-Invoicing in Slovenia

Yes, e-Invoicing is mandatory in Slovenia for B2G (since 2015-01-01) transactions.

B2B e-Invoicing in Slovenia is planned for future implementation since 2028-01-01. B2B e-invoicing mandatory from Jan 2028 per Act on Electronic Invoice Exchange.

B2G e-Invoicing in Slovenia is mandatory since 2015-01-01. PPA platform: suppliers mandated to send eInvoices.

Slovenia supports the following e-Invoice formats: e-SLOG (UBL/CII).

Slovenia uses the following e-Invoicing standards: EN 16931. Archiving requirement: 10 years retention per Slovenian VAT Act ; 20 years for immovable property; Original XML must remain intact and unaltered..

SAF-T reporting in Slovenia is on-demand. SAF-T available on request.

Yes, Slovenia is subject to the EU's ViDA (VAT in the Digital Age) regulations. ViDA introduces mandatory e-Invoicing for cross-border B2B transactions and real-time digital reporting requirements across EU member states.

The next e-Invoicing deadline in Slovenia is 1 January 2027: ViDA: OSS/IOSS Clarifications. Minor legislative clarifications for One-Stop Shop (OSS) and Import One-Stop Shop (IOSS) schemes.