For taxpayers whose tax year matches the calendar year, the deadline for preparing the Local File for 2025 is 31 October 2026, and the deadline for filing the TPR information is 30 November 2026.

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Russell BedfordPoland

Mikołaj Stanisławski

Tax updates10 September 2026

By: Adw. Mikołaj Stanisławski

Changes to the Tax Ordinance

Changes taking effect on 24 September and 1 October 2026 will include the publication of local-tax rulings in the EUREKA system, a simplified overpayment-refund procedure and new rules on powers of attorney.

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Russell BedfordPoland

Sebastian Golański

Mikołaj Stanisławski

Tax updates19 August 2026

By: Adw. Sebastian Golański i adw. Mikołaj Stanisławski

Changes to PIT and CIT tax rules

Increasing the PIT tax brackets, limiting the flat tax, and changes concerning CIT taxpayers may affect the cost-effectiveness of different taxation options.

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Russell BedfordPoland

Leszek Dutkiewicz

Tax updates27 July 2026

By: Leszek Dutkiewicz

Reporting of the result on TPR-C transactions only for the tax year to which the information relates – current position of KIS

The Director of KIS confirmed that the TPR-C should only show the transaction result for the tax year covered by the information.

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Legal updates14 April 2026

Revolutionary Reform of the PiP

12 March 2026 The Senate accepted without amendment the amendment of the Act on State Labour Inspection.

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Tax updates14 April 2026

The leasing of the value of the company is not the financing revenue

Judgment dated 18 February 2026, reference no.

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Tax updates14 April 2026

Fiscus allows you to deduct more. Breakthrough interpretation for web developers

Internet creators conducting business in their own apartment have just gained a strong argument in disputes with tax.

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Tax updates14 April 2026

Planned changes to transfer pricing legislation

Given the increasing number of intra-group transactions, the need to amend transfer pricing issues is increasingly important.

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Tax liability of a management board member for the company's arrears.

Tax updates12 April 2026

By: Szymon Szabat

Tax liability of a management board member for the company's arrears.

The latest case law of the CJEU and the NSA changes the scope of defence available to management board members liable for the company's tax arrears.

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