Danish Nemhandel Reference Implementation 2.3.0 Released with Peppol Support and Enhanced Security

• Reference Implementation Updated for Nemhandel and Peppol: The Danish Business Authority has released version 2.3.0 of its Reference Implementation, which now supports both Nemhandel and Peppol modes.
• Support for New Certificates and Mandatory Schematrons: This update incorporates support for new Peppol G3 certificates and includes the latest mandatory Peppol and OIOUBL 2.1 schematrons, as detailed in a previous release (versions 1.16.0 and 1.2.13).
• Source Code and Guidelines Available: The updated source code for Reference Implementation v2.3.0 has been released on https://git.erst.dk/openebusiness/nemhandeledelivery/oxalis/ and deployed to their DEMO environment, with updated guidelines for self-updating the Oxalis version available at https://git.erst.dk/openebusiness/common/-/tree/master/guidelines.

Sources

• Nemhandel.dk – Reference Implementation Release v2.3.0
• erst.dk

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Danish Nemhandel Reference Implementation 2.3.0 Released with Peppol Support and Enhanced Security

• The Danish Business Authority released Nemhandel Reference Implementation version 2.3.0 on March 26, 2026.
• The update supports both Nemhandel and Peppol modes for document exchange.
• It ensures compliance with the latest Danish CIUS (v1.16.0) and Peppol BIS3 requirements.
• The system is built on the AS4 protocol for enhanced security and future-proofing.

Source: docnova.ai

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Briefing Document & Podcast: E-Invoicing and E-Reporting in Denmark – VATupdate

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• See also
  • E-Invoicing/Real Time Reporting – What can you find on VATupdate.com
  • Worldwide Upcoming E-Invoicing mandates, implementations and changes – Chronological
  • Country Profiles on E-Invoicing, E-Reporting, E-Transport, SAF-T Mandates, and ViDA Initiatives

• Join the Linkedin Group on Global E-Invoicing/E-Reporting/SAF-T Developments, click HERE
• Join the LinkedIn Group on ”VAT in the Digital Age” (VIDA), click HERE

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