- From February 1, 2026, KSeF (National e-Invoicing System) becomes mandatory for all Polish taxpayers, including foreign entities with a fixed establishment in Poland.
- Companies must adapt to new JPK_VAT reporting requirements starting with the February 2026 settlement, requiring significant operational and technical adjustments.
- Early experiences show confusion, including duplicate invoices and challenges with employee expense settlements and data mapping for structured invoices.
- MDDP offers comprehensive support services, including tools for generating and validating JPK_VAT files, hotline assistance, audits, and help with internal procedures to ensure compliance.
Source: mddp.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.
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