Poland e-Invoicing KSeF in SAP



The National System of e-Invoices (KSeF – Krajowego Systemu e-Faktur) enables the issuing and sharing of XML structered invoices. In the initial period, structured invoices will function in business transactions as one of the accepted forms of documenting transactions, in addition to paper invoices and electronic invoices currently in business transactions.


  • From October to December 2021, pilot will be conducted with the participation of taxpayers. 
  • From January 1, 2022, the National System of e-Invoices is presented as a voluntary solution. From then on, invoices can be issued under KSeF.
  • It is planned to make the National System of e-Invoices an obligatory solution in 2023.

From January 2022 KSeF is voluntarily, by 2023 it is planned mandatory

SAP Solution

S4FN offers a solution in SAP to compliance with the e-Invoicing in Poland.

S4FN uses the direct API communication without need of any third party software. SAP directly communicates with the KSeF services to submit the invoices. For the sake of digital signature operations S4FN uses a built-in signing service under your infrastructure.


Flat pricing includes licensing and implemantation.


A yearly subscription and on-demand maintanence plans are available.

For more information and pricing please send an inquiry to contact@s4fn.com

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