- Structured invoice is a virtual entity stored in KSeF after authorization
- It can exist in multiple forms including paper and electronic
- Paper version is not considered an invoice under VAT law
- Cannot deduct tax from paper version used outside KSeF
- Legislative chaos and differing interpretations exist
- New VAT law mandates structured invoices via KSeF
- Official software and detailed regulations are forthcoming
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.