Welcome to the Chambers of Simon McKay

Barrister Simon McKay is a criminal and civil law practitioner whose key area of specialism is national security law including terrorism and covert policing law, police powers, information and media law — particularly where they intersect with criminal law, serious crime and regulatory and disciplinary cases.

Barrister Simon McKay

Simon has vast experience of dealing with the most serious criminal cases including appearing in the Court Martial and the Court Martial Appeal Court, in general for members of the Parachute Regiment, SAS and other Special Forces. He has also conducted numerous complex inquests and has advised and appeared in public inquiries.

His civil work encompasses judicial review and actions against and, in some cases for, the state, police and other public authorities.  

He has appeared extensively in regulatory and disciplinary proceedings, in particular sports disciplinary matters, having prosecuted serious sexual misconduct cases for a range of national sports bodies.

Frequently appearing against some of the country’s leading QCs, Simon has also acted for solicitors, barristers, accountants and members of the medical profession in disciplinary proceedings.

If you are thinking of instructing Simon, the following pages will give you some background to his work, including details of recent and reported cases, his seminars and publications.



Before moving across to the Bar in 2015, Simon had exercised higher rights including before the Supreme Court in a key justice case…


Recent examples of Simon’s work includes: Re A Child resisted application by third party for disclosure of sensitive police intelligence…


Simon’s publications include Blackstones’ Guide to the Investigatory Powers Act 2016 (OUP) Covert Policing Law & Practice …


Simon McKay has lectured extensively in the UK and internationally on national security, terrorism, surveillance-related law

Recent Posts From Simon’s Blog on Covert Policing

Disclosure and Public Interest Immunity

There has been a huge amount of authoritative commentary on the issue of disclosure in the aftermath of “near misses” like the Liam Allan case. Sadly, in the absence of the scrutiny that followed his case and others, it is unlikely there would be any significant...

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