Chapter XIII — Final ProvisionsArticle 104

Article 104: Amendment to Regulation (EU) No 168/2013

Applies from 2 Aug 20267 min readEUR-Lex verified Apr 2026

Article 104 amends Regulation (EU) No 168/2013 (approval and market surveillance of two- or three-wheel vehicles and quadricycles) to integrate AI Act requirements. AI systems embedded in motorcycles, scooters, mopeds, three-wheelers, and quadricycles — such as AI-based rider assistance systems, autonomous features, stability control, and collision avoidance — must comply with the AI Act alongside existing type-approval rules. Always verify on EUR-Lex.

Who does this apply to?

  • -Manufacturers of two-wheel, three-wheel vehicles, and quadricycles that embed AI in rider assistance or safety systems
  • -Type-approval authorities responsible for certifying motorcycles, scooters, mopeds, and quadricycles
  • -Rider assistance and safety system developers building AI-powered components for these vehicle categories

Scenarios

A motorcycle manufacturer introduces an AI-powered adaptive cruise control and cornering assist system that uses sensor fusion (radar, IMU, camera) and machine learning to predict road curvature and adjust speed and lean angle suggestions in real time.

Under Article 104, the type-approval for this motorcycle must now also address AI Act compliance. The AI-based rider assistance system is a safety component requiring risk management documentation (Article 9), technical documentation covering training data and model performance (Article 11), and human oversight design (Article 14) ensuring the rider retains ultimate control. These elements must be integrated into the Regulation 168/2013 type-approval dossier.
Ref. Art. 104, Art. 8, Art. 9, Art. 14

A startup develops an AI-based blind-spot detection and emergency braking system for electric scooters (L1e category) that uses edge-deployed neural networks to detect pedestrians and obstacles.

The system constitutes an AI-powered safety component. Through Article 104, the AI Act requirements flow into the type-approval process for the scooter. The startup must provide documentation on training data representativeness (e.g., urban environments, lighting conditions), false-positive/negative rates, and the interaction model between AI alerts and rider control.
Ref. Art. 104, Art. 10, Art. 11

What Article 104 does (in plain terms)

Article 104 extends the AI Act's reach into Regulation (EU) No 168/2013, which governs the type-approval and market surveillance of two- or three-wheel vehicles and quadricycles. This covers a wide vehicle range: mopeds (L1e), motorcycles (L3e–L5e), motorised tricycles (L2e, L5e), and quadricycles (L6e, L7e) — essentially everything from e-scooters to heavy touring motorcycles to light quadricycles.

As these vehicles increasingly incorporate AI-powered features — rider assistance systems, stability management, autonomous low-speed manoeuvring, and collision avoidance — the amendment ensures that AI Act requirements are assessed as part of the existing type-approval process. This follows the Article 8 integration model: AI obligations do not run on a separate track but are woven into the product certification the manufacturer already undergoes.

Given that rider safety is uniquely critical for two-wheelers (where the physical vulnerability of riders is far higher than for enclosed vehicles), the risk management and human oversight requirements of the AI Act carry particular weight in this sector.

How Article 104 connects to the rest of the Act

  • Article 8Integration with sector legislation: the master provision requiring AI Act compliance to be assessed through existing product conformity assessment for Annex I products. Article 104 activates this for Regulation 168/2013 vehicles.
  • Annex IUnion harmonisation legislation: after the amendment, two/three-wheel vehicles and quadricycles with AI safety components fall under the integrated AI Act assessment regime.
  • Article 9Risk management: particularly important for rider assistance AI, where system failure can directly result in rider injury or death.
  • Article 14Human oversight: riders must retain meaningful control over vehicle behaviour; AI systems must be designed so that the rider can override or disengage automated features.
  • Article 113Entry into force and application dates: confirms when Article 104 becomes enforceable.

Practical guidance for two/three-wheel vehicle manufacturers

For vehicle OEMs: - Catalogue all AI-powered features in your product lines: adaptive cruise control, cornering ABS with AI, blind-spot detection, predictive stability systems, and any autonomous manoeuvring capabilities. - For each AI feature, prepare documentation that addresses AI Act requirements — risk management (Article 9), data governance (Article 10), technical documentation (Article 11), logging (Article 12), and human oversight (Article 14). - Engage your type-approval authority early to understand how they will assess AI components within the existing Regulation 168/2013 framework.

For component and system suppliers: - If you supply AI-based rider assistance components (e.g., radar units with ML-based detection, IMU-driven stability algorithms), document your system's AI characteristics comprehensively so OEM customers can incorporate this into their type-approval dossiers. - Provide clear performance envelopes: under what conditions the AI performs reliably, known limitations (e.g., rain, night, unusual road surfaces), and failure mode behaviour.

Key rider safety consideration: - The physical vulnerability of two-wheeler riders means AI system failures carry disproportionate safety consequences. Risk management must address motorcycle-specific scenarios: wet roads, gravel, mixed traffic, and rider input that may conflict with AI recommendations.

Compliance checklist

  • Identify all AI systems embedded in two/three-wheel vehicles and quadricycles subject to type-approval under Regulation (EU) No 168/2013.
  • Assess whether each AI system qualifies as a safety component — if so, it is high-risk under Annex I and requires full AI Act compliance.
  • Prepare AI-specific technical documentation (training data, model architecture, performance metrics, failure modes) for inclusion in the type-approval dossier.
  • Design human oversight mechanisms that account for the unique riding context — riders must be able to override AI systems safely while operating the vehicle.
  • Address motorcycle-specific risk scenarios in the Article 9 risk management system: wet conditions, gravel, mixed traffic, high-speed cornering, and rider override conflicts.
  • Verify application dates under [**Article 113**](/en/ai-act-guide/article-113) and the consolidated text on [**EUR-Lex**](https://eur-lex.europa.eu/legal-content/EN/TXT/HTML/?uri=OJ:L_202401689#article-104).
  • Coordinate with component suppliers to ensure AI documentation flows from the supply chain into the vehicle-level type-approval dossier.

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Frequently asked questions

Does Article 104 apply to e-scooters and mopeds, or only to larger motorcycles?

Article 104 applies to the full scope of Regulation 168/2013, which covers all L-category vehicles: mopeds (L1e), motorcycles (L3e–L5e), three-wheelers, and quadricycles. If an e-scooter or moped incorporates AI-powered safety or assistance features and requires type-approval, the AI Act requirements apply through this amendment.

What if the AI feature is in a removable accessory rather than the base vehicle?

If the accessory is assessed as part of the vehicle's type-approval (e.g., an integrated rider assistance module), Article 104 applies. If it is a standalone aftermarket product not covered by the type-approval process, it may still be subject to the AI Act through other classification routes (Annex III or direct high-risk assessment) but not via the Regulation 168/2013 amendment specifically.

Does the AI Act replace existing type-approval rules for two- or three-wheeled vehicles?

No. Article 104 amends Regulation (EU) 168/2013 by adding a reference to the AI Act. AI systems used as safety components in these vehicles must comply with both the AI Act and the existing type-approval requirements. The AI Act conformity assessment is integrated into the existing approval process.