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11 Aug 2026
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KSeF for a limited liability company

The National e-Invoicing System is a state system for issuing, receiving and storing structured invoices.An invoice will...


04 Jul 2026
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KSeF for sole proprietorships (JDG)

KSeF for sole proprietorships (JDG) KSeF, the National e-Invoicing System, is a state system for issuing, receiving and ...


31 Jan 2026
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How to receive an invoice in KSeF step by step - SMEs and sole proprietors

Below are 5 steps on how to receive an invoice in KSeF: Step 1: Choose a tool for receiving invoicesThe Ministry of Fina...


29 Jan 2026
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Changing the taxation form for businesses in 2026

When and how to change the taxation form? Linear tax (19%)If you want to switch to linear tax, you must submit a written...


02 Jan 2026
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JPK_CIT and JPK_PIT from 2027? How to legally postpone the obligation by a year?

JPK_CIT and JPK_PIT from 2027? How to legally postpone the obligation by a year? From January 1, 2026, new obligations r...


01 Jan 2026
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New Year, new statute limitations. What changed on January 1st, 2026?

With the New Year’s champagne and fireworks, some tax liabilities also expired on 31 December 2025. If you run a busines...


25 Dec 2025
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Check what type of accounting to choose

Starting your own business? Check what type of accounting to choose. Dreaming of your own company? Great! But before you...