KSeF in 2027: penalties deferred, obligation remains
The National E-Invoice System is already commonplace for most taxpayers, but its final stage is still ahead. The Ministry of Finance announced on September 16, 2026, that it is working on an amendment to the VAT Act that will extend the end of the penalty-free period for errors in applying the National E-Invoice System to December 31, 2027. The announcement coincided with several changes that will affect invoicing from January 1, 2027. […]





