When Does the EU AI Act Take Effect? Key Dates You Need to Know

The EU AI Act Timeline

The EU AI Act does not switch on all at once. It follows a phased implementation schedule designed to give businesses time to comply. However, several important deadlines have already passed, and the most significant enforcement date is approaching quickly.

The Act was published in the Official Journal in July 2024 and entered into force on August 1, 2024. From that point, the countdown began for each implementation phase.

What Is Already in Effect

As of February 2, 2025, the AI literacy requirement under Article 4 is in effect. This means your company must already ensure that staff using or overseeing AI systems have adequate understanding of AI technology. Also effective since February 2025 are the bans on prohibited AI practices, including social scoring systems, manipulative AI, and certain biometric identification uses.

If your company has not addressed AI literacy yet, you are already technically behind. The good news is that compliance can be achieved quickly through staff training programs.

What Is Coming in August 2026

The full enforcement of high-risk AI requirements begins on August 2, 2026. This is the big one. If your company uses AI in hiring, education, healthcare, law enforcement, or other high-risk areas defined by the Act, you need to have compliance documentation, risk assessments, human oversight mechanisms, and monitoring systems in place by this date.

This deadline also marks when market surveillance authorities can begin conducting inspections and imposing fines for non-compliance with high-risk requirements.

How to Prepare

If you have not started, begin immediately with these priorities. First, ensure AI literacy training is in place since this is already required. Second, inventory your AI systems and identify any that fall into high-risk categories. Third, begin risk assessments and compliance documentation for high-risk systems. Fourth, create or update your AI governance policies. Do not wait until August 2026 because compliance for high-risk AI takes months to implement properly.

Staying Current With AI Law

AI regulation is evolving faster than almost any other area of law. What is compliant today may not be sufficient next year. Build a habit of checking for regulatory updates at least monthly. Subscribe to updates from your national AI authority, your industry association, and reputable AI compliance publications.

Do not try to become a legal expert yourself. Instead, build a relationship with a legal advisor who understands AI regulation and can help you interpret new requirements as they emerge. Even a brief annual consultation can save you from costly compliance mistakes. The investment in staying informed is small compared to the cost of discovering too late that your practices have fallen behind the law.

This article is for informational purposes only and does not constitute legal advice. Regulatory requirements change frequently — verify current rules with official sources. Built by Sawai Gyoseishoshi Office, Hiroshima, Japan.