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Guidance on AI and Data Protection

United Kingdom Β· Guideline Β· Information Commissioner's Office

Our summary

Non-binding guidance from the UK's independent authority for data protection, explaining how organisations should apply data protection principles when developing and using AI systems. It covers accountability, transparency, lawfulness, accuracy, and fairness in AI, with guidance on managing bias, automated decision-making, and protecting vulnerable groups.

Written by the Index in our own words. It is not legal advice; the official text is the authority.

Inside this policy

Every section of this policy in order. Our notes summarise each one in plain language and do not quote the official text, which is the authority.

Drafted by the Index An automated summary of the official text, not yet reviewed by a person.Reviewed Checked by a person against the official text.

7 sections

What are the accountability and governance implications of AI?

This chapter addresses accountability and governance considerations for AI systems. It includes updated content on matters to evaluate as part of a data protection impact assessment.

Drafted by the Index

How do we ensure transparency in AI?

This newly created chapter provides overview-level information about how transparency obligations apply when using AI systems. Detailed guidance on transparency and how to explain AI-driven decisions is available in a separate product.

Drafted by the Index

How do we ensure lawfulness in AI?

This chapter covers lawfulness requirements for AI systems and includes new material on AI-driven inferences, affinity groups and special category data. It consolidates content previously scattered across other sections.

Drafted by the Index

What do we need to know about accuracy and statistical accuracy?

This chapter addresses accuracy principles for AI systems, including statistical accuracy as a key consideration for fairness. Content was reorganised from prior chapters to align with data protection principles.

Drafted by the Index

Fairness in AI

This chapter explains fairness within data protection and its application to AI, covering the distinctions between fairness, algorithmic fairness, bias and discrimination. It discusses evaluation considerations, bias mitigation through data processing and technical approaches, and the connection between automated decision-making safeguards and fairness under the UK GDPR.

Drafted by the Index

Annex A: Fairness in the AI lifecycle

This annex examines how fairness considerations apply across the AI lifecycle from initial problem formulation through decommissioning. It explains how design choices such as underlying assumptions, problem abstractions, target variable selection and reliance on quantifiable proxies can affect fairness, identifies sources of bias and describes possible mitigation approaches.

Drafted by the Index

Glossary

This section provides definitions of key terms used in the guidance, including recently added definitions for affinity groups, algorithmic fairness, various algorithmic and data processing concepts, and AI development practices.

Drafted by the Index

Change history

No changes recorded since we began monitoring this policy.