AI law comparison · Data verified 2026-08-22
EU AI Act vs Japan AI Promotion Act
EU AI Act and Japan AI Promotion Act are two of the 169 AI and data regulations Aegis Firma tracks. They have different scopes, effective dates, and penalties — and many businesses fall under both. Here is the side-by-side, drawn directly from the regulatory registry.
Find which laws apply to my businessSide by side
Summary of publicly available regulatory text. Verify against current official sources before relying on this for compliance decisions. Not legal advice.
The key difference
EU AI Act takes effect first, so it is usually the more urgent of the two. EU AI Act tracks 10 compliance requirements and Japan AI Promotion Act tracks 5. They are not interchangeable — meeting one does not discharge the other. The practical question is not which law is “stricter,” but which of them — or both — actually applies to your business.
EU Artificial Intelligence Act
Regulation (EU) 2024/1689 — the world's first comprehensive AI law. Classifies AI systems by risk: prohibited (social scoring, subliminal manipulation), high-risk (Annex III: HR, credit, education, critical infrastructure, law enforcement), limited-risk (transparency obligations for chatbots and deepfakes), minimal-risk (most AI tools). Providers AND deployers have obligations. Extraterritorial: applies when the AI s…
Full EU AI Act requirementsJapan AI Promotion Act + APPI AI Provisions + AI Governance Guidelines
Japan's Act on Promotion of Research and Development, and Utilization of Artificial Intelligence-related Technology was enacted May 28, 2025. Most provisions took effect June 4, 2025; organizational chapters (AI Strategy Headquarters, AI Basic Plan) took full effect September 1, 2025. Japan takes a soft-law approach — no direct fines. Instead, non-compliance may result in government guidance, public disclosure of non…
Full Japan AI Promotion Act requirementsCommon questions
Could both EU AI Act and Japan AI Promotion Act apply to my business?
Yes. EU AI Act and Japan AI Promotion Act are separate regulations with separate scopes — a business can fall under both at once. EU AI Act covers Applies to: (1) providers placing AI systems on EU market or putting into service, (2) deployers using AI systems within EU, (3) providers/deployers in third co… Japan AI Promotion Act covers The AI Promotion Act applies to all "AI Businesses" — any enterprise that develops, provides, or uses AI systems in Japan, including foreign companies with Japa… If your operations meet both scopes, you must comply with both. Aegis Firma's free scan checks all 169 tracked regulations against your business profile so you do not have to read each law to find out.
Which has the higher maximum penalty — EU AI Act or Japan AI Promotion Act?
EU AI Act: €35,000,000 or 7% of global annual turnover (whichever higher) for prohibited AI; €15M or 3% for high-risk violations; €7.5M or 1% for incorrect information to authorities Japan AI Promotion Act: No direct fines under the Act; enforcement through existing sector laws (APPI, Competition Law, Product Safety Law) Penalty structures differ by regulator and violation type — read each law's full page for the cure periods and per-violation detail.
When does each law take effect?
EU AI Act — effective 2024-08-01, enforcement from 2026-08-02. Japan AI Promotion Act — effective 2025-09-01. Dates last verified against official sources on 2026-08-22 and 2026-08-22 respectively.
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