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Poland planned KSeF 1.0 technical break for the transition to KSeF 2.0

||Poland
Poland

As part of the transition to KSeF 2.0, the Polish Tax Authority has confirmed  planned technical break for KSeF 1.0, including the Certificate and Authorizations Module (MCU), from January 26 to January 31, 2026. During this time, the MCU will be unavailable. Taxpayers who need to generate production tokens, download certificates, or grant authorizations through the MCU have time only until 25th January (included) to…

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