Indonesia Issues Regulation PER-6/PJ/2026 on Pillar Two Administrative Requirements

On May 4, 2026, Indonesia Issued Regulation PER-6/PJ/2026 on Pillar Two Administrative Requirements.
Canada issues its Budget 2025 Implementation Act, No. 2: UTPR, New Safe Harbours and OECD Administrative-Guidance Alignment

On May 6, 2026, Canada issued its Budget 2025 Implementation Act, No. 2 into Parliament. This includes numerous amendments to its Global Minimum Tax Regime.
Switzerland Issues a Pillar Two Consultation on the OECD Article 9.1 DTA Guidance

On May 6, 2026, Switzerland opened a consultation on amendments to the Swiss Minimum Taxation Ordinance, to delay the Swiss application of the OECD January 2025 Administrative Guidance on Article 9.1 of the GloBE Model Rules for one year.
Australia’s May 2026 proposed Pillar Two amendments: the CbCR safe harbour extension and related technical fixes

On May 1, 2026, Australia issued the draft Taxation (Multinational—Global and Domestic Minimum Tax) Amendment (2026 Measures No. 2) Rules 2026 for consultation. This includes a one-year extension to the Transitional CbCR safe-harbour and a number technical amendments to the Australia’s Pillar Two rules
OECD Releases its Global Minimum Tax Implementation Toolkit

On April 30, 2026, the OECD released its Global Minimum Tax Implementation Toolkit. The Toolkit is directed primarily at tax administrations and tax policy officials implementing the global minimum tax
South Africa’s 2026 Pillar Two amendments: an Article-by-Article Analysis

South Africa’s April Pillar Two amendments are focused on implementing the June 2024 OECD Administrative Guidance (sections 63–65 of the Taxation Laws Amendment Act, 2026 and section 25 of the Tax Administration Laws Amendment Act, 2026).
Finland Issues Detailed Guidance on the GIR XML

In April 2026, Finland issued detailed guidance on the Finnish implementation of the GloBE Information Return (GIR)
Croatia Issues a Draft Ordinance to Provide for Pillar Two Administrative Amendments

On April 10, 2026, Croatia issued a Draft Ordinance to provide for various administrative aspects of its Pillar Two regime.
The Netherlands opens Pillar Two Filing from June 2026

The Netherlands has announced the opening of its Pillar Two filing from June 2026.
Norway Pillar Two Filing Guide

A guide to Norway’s three compliance workstreams for Pillar Two (suppleringsskatteloven): the GloBE Information Return (GIR), the foreign-filer notification, and the Norwegian top-up tax return.