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EU AI Act: phased rules and the 2026 changes

The AI Act did not start all at once. Follow entry into force, the first prohibitions and the later implementation phase, while separating the original timetable from amendments.

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European CommissionPrimary record

AI Act enters into force - source record

commission.europa.eu

Supports this dated milestone; source wording is summarized independently.

Published: Publication date not provided
Source checked: 9/21/2026
Reviewed 9/21/2026

Selected implementation milestones through August 2026. This is a chronology, not a determination of any product's legal obligations.

Dates without a time use the local date of the event.

Recorded event

AI Act enters into force

The EU AI Act entered into force, establishing a risk-based framework for artificial intelligence.

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Entry into force was the beginning of a phased timetable, not immediate application of every requirement.

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European CommissionPrimary record

AI Act enters into force - source record

commission.europa.eu

Supports this dated milestone; source wording is summarized independently.

Published: Publication date not provided
Source checked: 9/21/2026
Recorded event

Prohibitions and AI literacy obligations begin

Rules on prohibited AI practices and AI literacy obligations became applicable.

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This was an early implementation stage. Other obligations followed different dates and exceptions.

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Recorded event

Amendments change part of the rollout

The Commission records that AI omnibus amendments entered into force after adoption in June 2026.

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Older summaries of the original timetable can therefore be incomplete. The amendment and general application date are separate milestones.

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Recorded event

Broader application begins with exceptions

The broader AI Act application phase began, while specific exceptions and extended deadlines remained.

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The Commission FAQ distinguishes these deadlines. It should be checked for the obligation at issue rather than assuming every rule starts together.

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Through 8/2/2026

Selected implementation milestones through August 2026. This is a chronology, not a determination of any product's legal obligations.

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