- Invoices sometimes disappear or never reach the KSeF system, causing problems for both recipients and issuers.
- The system may reject invoices for unclear reasons, even if they are correct.
- A common cause is incorrect XML file coding when issuing structured invoices.
- The Ministry of Finance recommends resending the invoice, but diagnosing the issue can be slow and complicate company accounting and reporting processes.
Source: podatki.gazetaprawna.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.
Latest Posts in "Poland"
- Finance Ministry Resumes Free “Wednesdays with KSeF” Training for Entrepreneurs from February 18, 2026
- Compensation for Unauthorized Use of Works Is Subject to VAT, Including Increased Statutory Fees
- PPP Parking Construction Not a Separate VAT-Taxable Service, Rules Supreme Administrative Court
- Invoices Disappear or Fail to Reach KSeF, Causing Problems for Issuers and Recipients
- Why Do Invoices Disappear from KSeF Despite Passing All Tests? Operational Risks Explained













