The Pillar Two top-up tax amendments update legislation to align with OECD Pillar Two administrative guidance, focusing on safe harbours and related provisions.
The Czech Republic Senate has approved amendments to the Bill Amending the Accounting Act, the Auditors Act, and the Act on Top-up Taxes for Large Multinational Groups and large National Groups on 23 July 2025, following earlier approval by the Chamber of Deputies on 27 June 2025.
Key changes include aligning top-up tax legislation with OECD Pillar Two administrative guidance, particularly on safe harbours.
The amendments will take effect one day after its publication in the Official Gazette and apply retroactively to fiscal years starting on or after 31 December 2023.
