New model of e-fiscalization started, and what if cash registers from suppliers have not arrived yet?

This means that as of May 1, all taxpayers are required to issue new fiscal receipts with a QR code, in order to continue to operate in accordance with the law. What is important for citizens is that the new fiscalization model includes the existence of a QR code on each fiscal receipt, through which customers, i.e. service users, can check whether the receipt was issued in accordance with the law. By scanning the QR code with a mobile phone, the customer