Acting for both the taxpayer and HMRC, 1 Crown Office Row is well regarded for its handling of judicial reviews involving public law challenges concerning aspects of tax administration. Owain Thomas KC represents HMRC and taxpayers in wide range of indirect tax matters such as VAT, customs duties, and landfill tax. . Natasha Barnes advised a potential claimant on a proposed judicial review of the introduction of VAT on independent school fees, while. Edward Waldegrave appeared in Barclays Services Corporation v HMRC, a case on VAT grouping in the financial services sector. Laura Inglis joined from Gray's Inn Tax Chambers.
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Position

Owain Thomas KC has a broad practice with an emphasis on the areas of medical law, professional discipline, public law (in particular relating to healthcare) and taxation.

He has wide experience acting for both Claimants and Defendants (NHS and MoD) in clinical negligence, particularly high value claims resulting from birth injury or other catastrophic injuries. He has experience of a wide variety public law challenges against Mental Health Trusts in the Administrative Court and emergency injunctions and best interests cases in the Family Division.  He regularly appears for public authorities (hospitals, mental health Trusts and prisons) in complex inquests.

Owain has considerable experience in all areas of professional regulation and regularly appears on behalf of doctors, dentists and other professionals before the GMC, GDC etc.

He has appeared in hundreds of indirect tax cases in the domestic courts (in the Tribunal, the High Court, Court of Appeal and Supreme Court) and the European Court of Justice. His experience includes advisory work as well as advocacy in all areas of indirect taxation. He appears for HMRC and taxpayers.

He also has particular experience in the field of customs duties, goods classification, anti-dumping duty and landfill tax.

He undertakes a wide range of public law challenges particularly in the field of healthcare, criminal injuries and tax litigation.

Career

Call: 1995; KC: 2016; Inner Temple.

Junior Counsel to the Crown (C Panel) 2001 – 03; B Panel 2003 to 2008; A Panel 2008 to date. Publications: Chapter 14 clinical negligence in ‘Professional Neligence and Liability.’ (Looseleaf LLP 2000); Contributor to ’An Introduction to Human Rights and the Common Law’ (Ed Havers and English)(Hart Publishing 2000); Contributor to Burnett-Hall on Environmental Law (2nd Edition). Lectures: ‘The Impact of the ECHR on the Common Law’; ’Expert Evidence in Surveyors’ and Solicitors’ Negligence’: ‘The Impact of the New Civil Rules on Interlocutory Proceedings’; ’The Human Rights Act and the Right to Physical Integrity’; The Human Rights Act and the Financial Services Industry’; presents BPP Professional Skills Human Rights Course.

Languages

French, Welsh.

Memberships

Professional Negligence Bar Association; Personal Injury Bar Association; Administrative Law Bar Association.

Education

Penyrheol Comprehensive School; Gorseinon College; University College, Oxford (BA Hons; BCL 1st).

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Testimonials

Collated independently by Legal 500 research team.

  • '1 Crown Office Row is a very professional chambers.  The clerks are helpful and responsive, and ensure any requests are dealt with efficiently. Other barristers and KCs at this chambers are also of a very high calibre.'
  • 'This Chambers has built up a strong reputation for VAT specialist counsel and is often instructed by both HMRC and private clients.'
  • 'Great strength in depth and masters of a broad range of public matters.'
  • 'A first-rate set of Chambers.'
  • '1COR is increasingly prominent in the tax field, combining high-level expertise and a very approachable manner.'