Poland's Ministry of Finance has announced that the Act of 16 June 2023 on amendments to the VAT Act and certain other acts has been signed into law, which includes amendments regarding the mandatory electronic invoicing (e-invoicing) requirements using the National e-Invoicing System (Krajowy System e-Faktur - KSeF). The system is based on the Italian e-invoicing system and involves taxpayers preparing invoices in their own ERP system and sending the invoice to the KSeF system to be certified with a timestamp and an assigned invoice number. One of the key amendments is a change in the effective date of the...