EU AI Act Article 4: AI Literacy Obligations

Article 4 of the EU AI Act introduces a direct obligation on providers and deployers to ensure that their staff and agents who work with AI systems have sufficient AI literacy. This requirement has been in force since February 2, 2025, making it one of the earliest obligations under the Act to take effect.

What the EU AI Act Says

Article 4 states that providers and deployers of AI systems shall take measures to ensure, to their best extent, a sufficient level of AI literacy of their staff and other persons dealing with the operation and use of AI systems on their behalf. The obligation is qualified: it applies "to the best extent possible" and must be proportionate to the technical knowledge, experience, education, and training of the relevant staff. The context and nature of the AI systems being used also factor in.

"AI literacy" is defined in Article 3 of the Act as skills, knowledge, and understanding that allow providers, deployers, and affected persons to make an informed deployment of AI systems and to become aware of the opportunities and risks that AI can present, as well as of the possible harms it can cause.

In plain terms: your people who work with AI need to understand what it does, how it works at a functional level, what can go wrong, and how to spot problems. They do not need to be data scientists, but they do need to be more than passive users.

Who This Applies To

Article 4 applies to two categories of organisations:

• Providers: companies that develop or place AI systems on the market, including SaaS companies embedding AI in their products.
• Deployers: companies that use AI systems in their own operations or services, including any organisation using third-party AI tools in customer-facing or internal processes.

Within those organisations, the obligation covers staff and agents who are "dealing with the operation and use" of AI systems. This is deliberately broad. It captures product managers overseeing AI features, engineers building on top of AI APIs, customer support teams using AI-assisted tools, and compliance officers responsible for AI governance. It does not require every employee in the company to complete AI literacy training, but it does require that anyone involved in operating or overseeing AI has an appropriate level of understanding.

What the Obligation Requires Concretely

The Act does not prescribe a specific curriculum, certification, or number of training hours. What it requires is proportionate, context-appropriate literacy. In practice, this means organisations should:

• Map which roles interact with AI systems and in what capacity.
• Assess what level of understanding each role needs to operate or oversee AI responsibly.
• Provide training or materials that close gaps, tailored to the role and the specific systems in use.
• Document what training has been provided and to whom.
• Refresh training when AI systems change materially or when staff change roles.

For a high-risk AI system used in hiring or credit decisions, the bar is higher: staff need to understand how the system makes decisions, what its limitations are, and how to exercise meaningful human oversight. For a low-risk AI chatbot used for internal knowledge search, a lighter briefing may suffice. The obligation scales with the risk and complexity of the AI in use.

Article 4 also intersects directly with deployer obligations under Article 26. Article 26 requires deployers to assign human oversight to natural persons who have the competence, training, and authority to carry out that oversight. AI literacy under Article 4 is the foundation for that competence. Without it, the human oversight requirement under Article 26 cannot be meaningfully fulfilled.

For GPAI model providers specifically, Article 4 literacy obligations apply alongside their broader transparency and compliance duties under Chapter V of the Act. Staff working on GPAI systems need to understand the systemic risk profiles and safety obligations relevant to general-purpose models.

Key Deadlines

• February 2, 2025: Article 4 AI literacy obligation in force. Applies now to all providers and deployers.
• August 2, 2026: GPAI model obligations fully apply, including fines up to EUR 15 million or 3% of global annual turnover for non-compliance. Article 50 transparency obligations (disclosing AI-generated content) also apply from this date.
• December 2, 2027: Annex III high-risk AI system obligations apply fully. Deployers of high-risk AI will need to demonstrate that human oversight persons meet competence standards, which directly requires documented AI literacy.

What to Do Now

Article 4 is already in force, so this is not a forward-planning item. It is a current compliance gap if your organisation has not acted. Practical steps to take now:

1. Inventory your AI use. List every AI system your organisation provides or deploys, including third-party tools with AI features enabled.
2. Map affected roles. For each system, identify which roles operate, oversee, or make decisions based on the AI's output.
3. Assess current literacy. Survey or interview those roles to understand their current understanding of the AI systems they work with.
4. Design proportionate training. Build or source training that covers: what the AI system does, how it reaches outputs, what errors or biases to watch for, and how to escalate concerns or override outputs.
5. Document everything. Keep records of who was trained, when, on what systems, and at what level. This documentation will be essential if a regulator asks you to demonstrate compliance.
6. Build a refresh cycle. AI systems evolve. Training should be revisited when systems change materially or at least annually.

For companies with high-risk AI systems or GPAI products, the stakes are higher. Connecting Article 4 training to your Article 26 human oversight procedures, your incident reporting workflows, and your technical documentation practices is the foundation of a defensible compliance posture.

For further context on how Article 4 fits into your broader obligations, see our EU AI Act guide for compliance officers, the EU AI Act compliance checklist, and the EU AI Act guide for CTOs.

Check Your Obligations

Use the free ActComply risk screener to check your obligations under Article 4 and the rest of the EU AI Act: https://www.getactcomply.com/check