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Data protection and the Data (Use and Access) Act: what it means for health tech start-ups

What are the data protection rules for UK healthtech?

Updated 6 November 2026 from public records. 12 items below.

At a glance

The Data (Use and Access) Act 2025 changed parts of UK data protection law and gave government powers to set up "smart data" schemes that let customers share their data with other firms, following open banking. Most of it has applied since 5 February 2026. The Information Commission, which replaced the Information Commissioner's Office on 30 September 2026, is still publishing guidance on it. The Act on legislation.gov.uk.

What it means for your start-up

Health data is special category data under UK data protection law, so it needs a stronger legal basis and tighter safeguards than other personal data. Selling to the NHS adds the Data Security and Protection Toolkit and the NHS's own rules on data sharing. Since 5 February 2026 the Data (Use and Access) Act has changed parts of the law, including the rules on research and automated decisions.

What to do now

  1. Complete a data protection impact assessment for any new use of health data, before you start.
  2. Complete the NHS Data Security and Protection Toolkit if you handle NHS patient data.
  3. Follow the Information Commission's (formerly the ICO's) guidance under the Data (Use and Access) Act, especially on research.

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