Possible changes to JPK CIT reporting deadlines The Ministry of Finance wants to change the JPK CIT reporting deadline. According to the draft amending act, the new deadline will be the end of the seventh month after the end of the tax or financial year for entities keeping accounting...

Year-End in Transfer Pricing: Key Documentation Obligations and Actions for 2025/2026 to Minimise Tax Risk.

Avoiding a ‘delayed time bomb’: how master file documentation impacts Polish WHT Poland has adopted a three-tiered transfer pricing documentation structure in line with OECD guidelines. This includes: The master file, which contains standardised information relevant for all members...

On December 1, 2025, the Minister of Finance and Economy issued a general interpretation[1] regarding real estate tax, which concerns the understanding of the concept of land, buildings, and structures related to business activity. The meaning of this phrase is decisive in determining...

How does the Master File impact withholding tax (WHT) in Poland? Review the key risks, obligations, and actions that a Polish company within an international group should consider.

Discover the latest Supreme Administrative Court (NSA) ruling and individual tax interpretation regarding the exemption from local transfer pricing documentation under Article 11n(5) CIT.

MDDP as a Content Partner of the 31st Polish Commercial Real Estate Market Conference We are pleased to announce that MDDP has become a Content Partner of the 31st edition of the Polish Commercial Real Estate Market Conference, organized by Eurobuild Conferences.  This event has been...

Poland tightens transfer pricing oversight: what’s coming next? In recent months, transfer pricing has become a key focus for tax authorities in Poland. Although the number of audits has declined, the focus is sharper. The rising amounts of adjusted taxable income and the creation...

Real estate tax in the crosshairs of tax authorities   The amendment to the real estate tax regulations, which came into force on 1 January 2025, caused considerable confusion among taxpayers. Many entrepreneurs reviewed their assets in good faith. As a result, some reported for the...

Financial transactions in transfer pricing: what to watch out for to avoid mistakes and penalties? We invite you to read the article by MDDP experts.

Learn how to carry out a professional business valuation. Discover the methods, stages and key factors that influence your company’s value.

Change of taxation form to Estonian CIT A company may opt for Estonian CIT taxation during the tax year, provided that it closes its accounting books and prepares financial statements in accordance with the Accounting Act on the last day of the month preceding the first month of lump-sum...

Report highlights the changing realities of tax controls in Poland   Jakub Warnieło and Aleksandra Bulaszewska outline the key takeaways from a report on Polish tax trends, covering tax inspections, verification activities, tax proceedings, and the business viewpoint. A report published...

In recent days, much attention has been drawn to the judgment of the Supreme Administrative Court (NSA) of 16 October 2025, case no. I FSK 1342/22.

MDDP wyróżnione w rankingach World Tax 2026 i World Transfer Pricing 2026 MDDP has once again been recognised among the leading tax advisory firms in the international rankings of World Tax and World Transfer Pricing, compiled by International Tax Review (ITR), a global publisher...