Project on determining permanent establishment in the platform economy sector, ensuring correct tax compliance across the EU.

International project on VAT taxation of returnable packaging in the EU, addressing complexities related to intra-EU movements, registration, and tax compliance.

Important ruling by the Supreme Administrative Court on the "tax carousel", confirming the need for tax authorities to prove the taxpayer's conscious involvement in fraud.

MDDP supported a renewable energy client in constructing eight wind farms, ensuring compliant cost allocation, tax efficiency, and risk management.

MDDP supported a renewable energy client in constructing eight wind farms, ensuring compliant cost allocation, tax efficiency, and risk management.

MDDP supported a renewable energy client in constructing eight wind farms, ensuring compliant cost allocation, tax efficiency, and risk management.

Input VAT and vPPA: Court confirms the right to fully deduct input VAT on CfD transactions and renewable energy certificates for e-commerce businesses.

Input VAT and vPPA: Court confirms the right to fully deduct input VAT on CfD transactions and renewable energy certificates for e-commerce businesses.

CIT 2026 on the horizon – get ready for changes On September 16, 2025, a draft bill amending the Personal Income Tax Act, the Corporate Income Tax Act, and certain other acts appeared on the Government Legislative Centrewebsite. In addition to extensive amendments to PIT, which we...

Gold all doth lure, Gold doth secure all things. Alas, we poor! – wrote a German poet long ago. Today, this line acquires a new meaning, as gold itself becomes the subject of a tax dispute. Except this time, the case is not about bullion or coins, but about “gold” from...

MDDP is awarded three ITR EMEA Tax Awards 2025 MDDP has won three prestigious awards at the ITR EMEA Tax Awards 2025: Tax Litigation Lawyer of the Year – Jakub Warnieło, MDDP Tax Disputes Advisory Firm of the Year – MDDP Impact Case of the Year: Landmark ruling on...

Input VAT and vPPA: Court confirms the right to fully deduct input VAT on CfD transactions and renewable energy certificates for e-commerce businesses.

MDDP experts supported the shipbuilding company during a customs and tax audit, successfully defending its CIT settlements and avoiding an additional liability of PLN 2.5 million.

MDDP successfully defended transfer pricing adjustments in a precedent-setting tax dispute, avoiding a tax liability of PLN 6.5 million.

Confirmation that Crew vans should not be subject to excise duty – key ruling for the automotive industry in Poland, allowing taxpayers to seek refunds.