Illustration of a June 2026 international tax roundup — OECD Pillar Two global minimum tax, EU Court of Justice rulings, and country-level corporate rate changes
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International Tax Roundup June 2026: Pillar Two, EU, Rates

What were the key international tax developments in early-to-mid June 2026? The OECD pushed forward on the global minimum tax (Pillar Two) — releasing practical fixes to the GloBE Information Return (GIR) XML schema for first filings, an updated 2026 consolidated commentary, and new transfer-pricing guidance on intragroup services. In the EU, the Court of…