Krajowy System e-Faktur (KseF)

KSeF – summary of 2023

KSeF - everything worth knowing about the National e-Invoice System Basic information Ladies and Gentlemen, in this article we would like to collect and present all the most important information that appeared in the public space in 2023 in the context of KSeF and draw attention to what consequences it will cause after on the part of entrepreneurs, introducing a mandatory national Read more…

Problems with asynchronous downloading of invoices in the KSeF test environment

Ladies and Gentlemen, We would like to inform you that, in accordance with the previous announcement of the Ministry of Finance, there may be temporary difficulties related to the asynchronous downloading of invoices in the test environment of the National e-Invoice System. The restoration of full functionality of the environment will be announced in a separate announcement. Unfortunately, since the beginning of the year there has been a significant decrease in the stability of the KSeF test environment, which is of course confirmed by the nip24.pl website. Read more…

Krajowy System e-Faktur (KseF)

Issuing an invoice from the Open API of the National e-Invoice System (KSeF)

Issuing a structured invoice using the Open API of the National e-Invoice System (KSeF) The process of issuing an e-Invoice using the KSeF API is not trivial at all, which is why we have prepared the instructions below so that anyone who is not afraid can try their hand at this "competition". Anyway, there is no point in extending the introduction - see for yourself: 1. Challenge Read more…

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