2 min read
KSeF and Digitizing Relationships with Retail Chains
The introduction of Poland’s National e-Invoicing System (KSeF) is a major milestone in the digitization of the Polish economy. For years, the retail...

Infinite has been our IT systems provider since 2004. The implementation of EDI system automated the flow of documents (such as invoices and orders). The delivery of our products takes place faster now, while the cost of order processing is noticeably lower.
Tomasz Bekasiewicz
IT Manager
2 min read
The introduction of Poland’s National e-Invoicing System (KSeF) is a major milestone in the digitization of the Polish economy. For years, the retail...
1 min read
President Karol Nawrocki has signed an amendment to the VAT Act, paving the way for the full implementation of the National e-Invoicing System (KSeF...
1 min read
KSeF, or the National e-Invoicing System, is one of the biggest challenges facing businesses in the coming years. Although the system has been talked...
2 min read
Structured invoice - how it works, what it contains and how to issue it through KSeF Do you issue VAT invoices? If so, you know that in 2026...
2 min read
The introduction of the National e-Invoicing System (KSeF) as of February 1, 2026 marks a revolution in the way invoices are issued and received in...
2 min read
The National e-Invoicing System (KSeF) will come into effect in 2026 and will cover all businesses in Poland. For companies operating solely in the...
3 min read
Poland is going digital with invoicing. From 2026, companies will be required to issue structured e-invoices via the National e-Invoicing System –...
1 min read
Implementing the National e-Invoicing System (KSeF) in a company that operates in multiple markets or uses different ERP systems is a complex process...