Faktura korygująca a KSeF – CO SIĘ ZMIENIA W 2026?

How does the KSeF affect the issuance of corrective invoices and VAT settlement? The mandatory KSeF changes the way corrections are recognized—especially negative ones. The good news? In many cases, the requirement to collect additional documentation confirming agreements with the contractor will be eliminated. In this video, you'll learn: ✔ When must a corrective invoice be issued in the KSeF? ✔ How does the KSeF affect the timing of VAT reduction? ✔ When does the buyer consider an invoice received? ✔ What about corrections to invoices issued before the mandatory KSeF? ✔ Will correction notes still be possible? ===Get gifts and sign up for the newsletter: ===https://szkolaksiegowosci.pl/skarby/ 00:00 00:27 When do we issue a corrective invoice? 00:44 When must an invoice be issued in the KSeF? 01:22 What about invoices issued before the KSeF? 02:09 Reduction of the tax base 03:58 Correction invoice on the buyer's side 04:35 Correction note and KSeF