- Poland’s Ministry of Finance released technical documents for the National e-Invoicing System (KSeF) in June 2025
- KSeF mandates structured e-invoicing from February 2026 for large taxpayers and April 2026 for others
- Documents include API KSeF 2.0 specifications and the final version of the structured e-invoicing schema FA3
- Test environment for API KSeF 2.0 expected in September 2025
- Drafts of amended VAT reporting schemas JPK_V7M 3 and JPK_V7K 3 published
- New elements added to sales and purchase structures for invoice categorization
- Introduction of KSeF-assigned ID number, indicators for unsent invoices, electronic or paper invoices, and non-invoice documents
- Removal of 60-day refund option, new standard refund deadline is 40 days
- New fields for output VAT reporting related to deposit return system
- Expanded description for date of sale to include specific cases
- Additional information on enforcement proceedings in the Pouczenia section
Source: taxathand.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.
