- Test Environment Released: On September 30, 2025, Poland’s Ministry of Finance launched the KSeF 2.0 API test (integration) environment to facilitate compliance with the forthcoming mandatory National e-Invoice System.
- Support for Software Providers: The open testing phase allows financial and accounting system providers to assess how their software interacts with the National e-Invoice System, with technical support available through an online application form for users of the test environment.
- Documentation and Future Developments: The KSeF 2.0 API documentation was published on June 30, 2025, to assist integrators in preparing for implementation, and a pre-production (DEMO) environment is scheduled for release on October 15, 2025, as the next step in the rollout.
Source Pagero
Poland’s MoF Launches KSeF 2.0 API Testing for Mandatory E-Invoicing System Compliance
- Poland’s Ministry of Finance has launched the KSeF 2.0 API test environment for e-invoicing. The test environment allows software providers to ensure compliance with the KSeF 2.0 system. The KSeF 2.0 Manual and API documentation are available for system integration preparation. Mandatory national e-invoicing will start in 2026 for large taxpayers in February and others in April.
Source: regfollower.com
- See also
- Join the Linkedin Group on Global E-Invoicing/E-Reporting/SAF-T Developments, click HERE
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