Clerk Details
- Clerk Name: David Fielder
- Clerk Telephone: 020 7583 8055
- Clerk Email: [email protected]
Public and Administrative Law
Mariya is regularly instructed by a wide range of government departments, including HM Treasury, DCMS, FCDO, and DWP. She undertakes a wide range of advisory and advocacy work in the public sector, with a particular focus on data and information law. Mariya’s previous experience at the Information Commissioner’s Office enables her to provide comprehensive advice on a wide range of regulatory matters, including on possible enforcement action and judicial review proceedings of decisions affecting data subjects’ rights. Some recent examples of Mariya’s work include the following:
- Instructed by the Information Commissioner in judicial review proceedings.
- Acting for the Information Commissioner in proceedings in the First-Tier Tribunal (Information Rights)
- Instructed by the Information Commissioner regarding a permission to appeal to the Court of Appeal.
- Appearing on behalf of a public body in misfeasance proceedings.
- Appearing on behalf of the Legal Ombudsman in judicial review proceedings.
- Instructed by the Information Commissioner in civil proceedings in the County Court.
- Advising a local authority on the regulatory framework for international data transfers.
- Successfully defending the Ministry of Justice at trial, following the issue of proceedings against it for alleged breaches of the UK GDPR and the Data Protection Act 2018.
Related News
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3PB’s specialist commercial, public and information law barrister, Mariya Peykova, has written an article on the law around explicit deepfakes, which is published in July’s issue of Counsel magazine. She discusses how advances in artificial intelligence have created new legal challenges surrounding the creation and distribution of explicit deepfake content, examining the gaps in existing legislation and the difficulties faced by victims seeking protection and redress. To contact or instruct Mariya, please email David Fielder...
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3PB’s specialist commercial, public and information law barrister, Mariya Peykova, has written a case summary of the judgment in 'DSG Retail Limited v Information Commissioner [2026] EWCA Civ 140' handed down in February this year. She discusses the scope of the duty imposed on data controllers to protect personal data in their possession and control by taking appropriate technical and organisational measures ('ATOMs') and how the security duty is particularly relevant when data controllers fall...
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3PB’s specialist commercial, public and information law barrister, Mariya Peykova, has written an article titled ‘Grok around and find out. Or not. What does the law say about sexually explicit deepfakes, and do we need better rules?’. She discusses how Grok has sparked controversy in recent weeks after being used to generate non-consensual sexualised images, with victims predominantly being women and girls. These images are an example of sexually explicit deepfakes created without consent. Mariya...
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3PB's commercial disputes and data protection barrister Mariya Peykova appeared for Volkswagen Group UK in Birmingham in the case of Smith v Volkswagen Group before HHJ Emma Kelly. Mariya was instructed by Shoosmiths LLP. The claimant alleged manufacturing design faults in her car which she had bought seven years earlier. Mariya successfully applied for an Extended Civil Restraint Order (ECRO) after a Deputy District Judge had earlier ruled against the claimant and awarded costs to...
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