- Poland’s e-invoicing mandate is part of a wider fiscal structure called SAF-T (JPK_V7)
- The Polish e-invoicing mandate will likely be integrated into the SAF-T format
- The KSeF number is an important part of the e-invoicing process in Poland
- An invoice must be processed in KSeF and assigned a unique invoice number to be considered legal and registered in Poland
- From July 1, 2024, the JPK_V7 will have the capability to include both the KSeF and invoice number
- Including the KSeF number in the JPK_V7 will become mandatory from 2025.
Source: tungstenautomation.com
Note that this post was (partially) written with the help of AI. It is always useful to review the original source material, and where needed to obtain (local) advice from a specialist.