2026

Poland has joined Austria, Germany, Italy, Portugal, and Spain in urging the EU Council presidency to prioritize discussions on an EU-wide windfall tax targeting excess oil industry profits during the upcoming September ECOFIN meeting in Dublin. The joint push comes as domestic Polish windfall legislation faces constitutional hurdles, alongside separate German resistance to draft EU provisions restricting relative electricity tax rates.

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Herzfeld analyzes the sharp divide between developing nations and OECD members following negotiations on the draft U.N. Framework Convention on International Tax Cooperation, arguing that the emerging convention fundamentally rejects the status quo international tax architecture. She asserts that the growing conflict exposes deep flaws in the OECD-G20 inclusive framework's claim to universal representation, suggesting the OECD should abandon the pretense of global consensus and refocus directly on its member states' core priorities.

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The German Ministry of Finance urged the government to establish an AI monitoring system as an early warning mechanism for fiscal policy, warning in an August 20 report that artificial intelligence adoption could shift value creation abroad and alter the distribution of tax bases. The report cautions that reliance on foreign frontier models could erode domestic wage and social security tax revenues, recommending ongoing tax system reviews and exploring direct citizen participation in capital gains to ensure long-term fiscal stability.

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The Australian Senate passed legislation on August 20 enacting a news bargaining incentive that levies a 2.5 percent tax on digital advertising revenues of major social media and search companies that fail to pay domestic media for content. The measure passed unanimously alongside a companion distribution framework following revisions that raised the tax rate, shortened the reference period, and increased the minimum required news agreements to eight, drawing sharp pushback from U.S. tech trade groups urging trade action.

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The UK said it’s open to discussing the Trump administration’s concerns on its digital services tax, describing the levy on tech companies as an interim measure until a global solution is in place.

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Technical glitches in filing global minimum tax returns and inconsistent implementation are likely to increase administrative headaches and penalty risks for businesses when tax authorities begin sharing the returns and opening audits.

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Tax administrations in several key jurisdictions reported that the inaugural global minimum tax filing season went relatively smoothly despite complex reporting rules and first-year technical hurdles, according to revenue officials reflecting on the June 30 deadline. While agencies relied on early portal rollouts, advance testing environments, and penalty grace periods to facilitate compliance, authorities are now evaluating practical feedback to refine IT validation, data exchange, and taxpayer support systems before the next pillar 2 cycle.

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As the Treasury Department prepares proposed regulations to modify its controversial 2022 foreign tax credit regime, tax practitioners and legal scholars are questioning whether the government will repair the prescriptive rules or substantially unwind them in favor of the prior "predominant character" standard. The project, flagged on Treasury's recent regulatory agenda, forces officials to weigh competing deregulatory priorities and evolving pillar 2 guidance against taxpayers' reliance on multiyear temporary relief under Notice 2023-80.

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The Swedish government proposed draft legislation on August 13 introducing an enhanced R&D tax incentive that would allow companies to deduct up to 200 percent of qualifying researcher salary and payroll costs to boost domestic competitiveness and investment. The proposal favors a direct tax deduction over a refundable credit to ensure relief targets profitable companies with viable projects, with the mea

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Romania enacted Law No. 162/2026 to establish a temporary windfall tax and crisis regime from August 7 through October 31 on exceptional revenues earned by domestic crude oil producers and refiners when benchmark prices exceed set thresholds. The measure imposes a 60 percent tax on qualifying crude oil sales and progressive rates on processed energy products, alongside mandatory arm’s-length transfer pricing rules and anti-avoidance authority to recharacterize restructured supply transactions.

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