EU Strengthens AI Enforcement, Raising Stakes for U.S. Tech Firms

The European Commission has activated new powers that allow it to inspect general-purpose AI models before they are released in the EU, limit their market access, and impose fines of up to €15 million or 3 % of a provider’s annual turnover, whichever is higher. These measures are part of the staggered rollout of the 2024 EU AI Act and came into effect this past weekend.

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The EU AI Act, adopted in 2024, introduced a transition period for certain regulatory requirements.

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• Henna Virkkunen – Executive vice-president, European Commission, responsible for tech sovereignty.

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• Anthropic – U.S. AI lab that, along with OpenAI and Google, is now subject to the new EU inspection regime.

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• Google – Faced a €1 billion fine in July after European regulators found it gave preferential treatment to its own services.

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• Donald Trump – U.S. President who warned the EU of a “substantial” tariff in response to the heightened regulatory pressure on American tech firms.

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The ability of the Commission to demand pre-release model evaluations means U.S. developers must allocate resources to comply with EU scrutiny before accessing the bloc’s market. The fine ceiling—€15 million or 3 % of global turnover—represents a significant financial risk for large providers such as OpenAI and Google. The recent €1 billion penalty against Google illustrates the EU’s willingness to enforce competition rules alongside AI safety standards.

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European officials emphasize that the new powers aim to mitigate harms from advanced AI, while U.S. authorities have been contacted for comment. The White House and the Department of Commerce have been approached regarding the enforcement changes, though no formal response has been released. President Trump’s tariff threat signals a possible escalation in transatlantic trade tensions as American firms confront stricter EU oversight.

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