- From July 2024, it will be possible to enter KSeF numbers in JPK_V7 along with invoice numbers.
- From January 2025, entering the KSeF number in sales records will be mandatory.
- The obligation to enter KSeF numbers in JPK_V7 will start from 2025.
- In the first version of the project, these regulations were supposed to be mandatory from July 2024, but the implementation was postponed to 2025.
- The additional six months will allow taxpayers to adjust their systems for automatic retrieval of KSeF numbers.
- KSeF numbers can also be voluntarily provided in purchase records.
- There will be no new invoice designations such as OFF and BFK.
- Some legal constructions will be clarified, including changes to the content of the declaration section regarding the basis for issuing enforcement titles.
Source: ksiegowosc.infor.pl
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.