Leon Kazakos KC

Leon Kazakos KC

"Leon is very astute and dedicated to achieving good results for his clients. His tremendous advocacy skills, impressive intellect and ability to think strategically mean that he always conducts his cases with elegance and ease."

Chambers UK 2023
Year of call: 1999 KC: 2020
For enquiries please call: 020 7353 5324 or email vcard cv linkedin save

Professional Discipline

Leon provides advice to and represents police officers and HMRC officers in professional disciplinary matters.

Recent Instructions:


The officer was accused of discreditable conduct, of a breach of the Data Protection Act and of acting in breach if the standards of confidentiality after sharing information about an arrest with a colleague, information that then reached the victim of the incident.

The Appropriate Authority had argued that dismissal was the only suitable outcome after a contested hearing. Having heard argument the Panel were persuaded – despite characterising the behaviour as gross misconduct- that the officer should receive a final written warning, thus remaining in employment.

MP v Q

The successful defence of a police detective accused of a series of allegations of gross misconduct: including allegations of dishonesty. All allegations of dishonesty were found to be groundless with a large proportion of the case against the accused officer being stayed for abuse of process.

Re: B

Advising an accountant [whose clients include household name celebrities] facing an investigation in respect of both tax advice given and the operation of a tax avoidance scheme.

Re: JS

Advising an officer of HMRC facing disciplinary proceedings brought for suspected evasion/non declaration of Stamp Duty Land Tax arising out of his operation of a business undeclared to his employer.

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