Our Practice Areas

Crime & Regulations

Viscaria’s crime and regulatory team possesses pre-eminent practitioners in an exceptionally broad array of discrete practice areas, from corporate fraud through to public protest cases.

From challenging search warrants and production orders, through to asset restraint, to managing investigation cooperation strategies, the team’s multi-faceted specialisms make it uniquely placed to provide comprehensive pre-charge advice to corporate and individual clients to minimise potential criminal exposure. Members of the team have an unparalleled range of supplementary skills to support their criminal expertise including: reputation management; civil actions in tandem with criminal investigations; financial services and other disciplinary sanctions, and mutual legal assistance.

One of the team’s principal strengths lies in mounting effective public law challenges in the criminal law context. The team possesses some of the country’s most renowned practitioners in the field of challenges to police powers.

For cases where trial proceedings are unavoidable, the team offers trial specialists to cater for cases involving the whole range of proceedings, from corporate manslaughter through to terrorism. Members have developed specialist expertise in specific areas, such as official secrets and gross negligence manslaughter.


Viscaria offers an unrivalled combination of specialist skills and experience in national and international criminal and regulatory law.


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The team also specialises in key business crime areas: including corporate criminal liability, insider dealing, cross-border corruption, cartels and fraud of many types. The team is instructed by a wide range of bodies and persons: multinational corporations, private equity groups, banks, traders, directors, senior business executives, City firms, regulators, prosecuting authorities, professional bodies, government departments and foreign governments.

The team’s innovative intellectual approach to criminal cases also means that members are regularly brought in at appeal stage, to take carriage of points of law before the Court of Appeal, Supreme Court and the European Court of Human Rights. A number of members have been involved in litigation relating to miscarriages of justice: CCRC referrals and compensation for wrongful convictions.

The team’s international criminal work has included cases involving diplomatic immunity, state immunity, torture, rendition, genocide and other violations of fundamental human rights; issues relating to individual violations of international criminal laws.

Managed by a ‘highly professional’ and ‘polished’ practice team which is ‘approachable, pragmatic, attentive and efficient’ and ‘thinks outside the box to solve problems’, Viscaria’ crime and regulatory team is ‘particularly strong for cases with political or human rights elements’ and is the ‘go-to set for human rights and public law matters’ (Legal 500, 2019). The team ‘offers considerable expertise in the prosecution and defence of the full-range of complex criminal matters’, ‘acts in very high-profile and politically sensitive cases’ and ‘does so much ground-breaking work’ (Chambers & Partners, 2019).

Members are regularly called upon to advise and act in proceedings in international criminal courts and throughout the common law community globally, including Caribbean and Asia, and before the Privy Council, including in pro-bono death-penalty litigation.