Andorra: Poland Extends Token Authentication Indefinitely for KSeF
On 17 September 2026, the Polish Ministry of Finance announced an indefinite extension of token-based authentication for the National E-Invoicing System (KSeF). This decision removes the previous expiration date for token usage, providing long-term certainty for taxpayers, software providers, and ERP integrators. The extension is part of Poland’s broader strategy to ensure a smooth transition
Andorra: Poland Extends Token Authentication Indefinitely for KSeF Read More »
