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2 December 2026 checklist

Describes technical measures. Not a legal assessment.

  • Article 50 of the EU AI Act has applied since 2 August 2026. Source
  • Providers of AI systems that generate synthetic audio, image, video or text must embed machine-readable markings and provide a way to detect them. Standard editing and non-substantial alterations are exempt. Source
  • Providers of AI systems already on the market before 2 August 2026 have until 2 December 2026 to add these markings. Source
  • AI systems that talk to people must disclose that they are AI, unless that is already obvious. Source
  • The AI Office's Code of Practice on Transparency of AI-Generated Content sets out label icons for AI-generated content. Source

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