National e-Invoice System (KSeF) experiences technical failure on first day, forcing companies to use traditional methods.
System Failure on First Day
One day after the launch of the National e-Invoice System (KSeF), a failure occurred. Users were unable to log into the system using a Trusted Profile due to a service malfunction, as confirmed by the Ministry of Digital Affairs. However, those using qualified signatures could access KSeF without issues.
Failure During Ministerial Briefing
Technical problems emerged on Monday morning, coinciding with a press briefing at the Ministry of Finance where officials were praising the successful launch of KSeF according to schedule.



