National e-Invoicing System (KSeF) in Poland vs. e-Invoicing in Germany: key differences and challenges for companies
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Date18 May 2026
KSeF vs e-invoicing in Germany is an important topic for companies operating across borders, corporate groups, subsidiaries and businesses working with contractors in both Poland and Germany. Both countries are...
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Corrective invoices in the National e-Invoicing System (KSeF) in Poland – what will change in VAT corrections?
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Date13 May 2026
Corrective invoices in the National e-Invoicing System (KSeF) in Poland will change the way businesses issue, deliver and account for VAT corrections. Once a taxpayer becomes subject to mandatory structured...
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National e-Invoicing System in Poland (KSeF) and scam invoices: why document control is essential
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Date17 Apr 2026
National e-Invoicing System in Poland (KSeF) is changing how invoices are issued, received and circulated within a company, but it does not remove the need to verify them on the...
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National E-Invoicing System (KSeF) in Poland – summary of work and full schedule of changes. What has already happened and what else awaits entrepreneurs?
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Date25 Nov 2025
The National e-Invoice System (KSeF) in Poland is one of the most complex digitisation projects implemented in the Polish administration in recent years. Its aim is to standardise the circulation...
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Draft regulation: new invoice markings in JPK_VAT in connection with KSeF
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Date17 Nov 2025
The Ministry of Finance has published a draft regulation adapting the structure of JPK_VAT to the mandatory KSeF. Although the document is still at the consultation stage, it provides for...
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How to efficiently prepare for KSeF? A comprehensive guide for entrepreneurs
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Date15 Oct 2025
The National e-Invoice System (KSeF) is a solution that will become mandatory for most taxpayers in Poland from 2026. The system introduces a new model for the circulation of invoices...
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KSeF mandatory from 1 February 2026 – President signs the law
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Date05 Sep 2025
On 27 August 2025, the President of Poland signed the Act of 5 August 2025 amending the VAT Act and the KSeF Act. This concluded the legislative process and confirmed...
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KSeF and foreign contractors – problems with the definition of “fixed establishment” and implications for businesses
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Date16 Jun 2025
The National e-Invoicing System (KSeF), which is set to become mandatory in 2026, will not be limited to companies headquartered in Poland. The regulations will also apply to foreign entities...
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New e-invoicing regulations in 2025 – prepare your business for the changes across Europe
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Date28 Jan 2025
The year 2025 will bring significant changes to e-invoicing across Europe. Both national regulations and the EU’s VAT in the Digital Age (ViDA) initiative are moving towards the full digitalisation...
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ViDA Package: New tax solutions for the digital economy
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Date07 Jun 2024
To address the challenges of the rapidly developing digital economy, the European Union has proposed the “VAT in the Digital Age” (ViDA) package. The goal of these changes is to...
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