06 Sep 23 Media Legal advisor Rafał Knap explains the operation of the National E-Invoice System as a tightening of the VAT tax system. https://www.pit.pl/aktualnosci/ksef-a-nalezyta-starannosc-w-vat-ekspert-tlumaczy-1008749 Have any questions? Contact us – we'll respond as quickly as possible. Name and surname Email address Phone number Message I consent to the processing of my personal data for the purpose of contacting me back. Post Views: 8 Share