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As a government lawyer your clients are experiencing various impacts on policy making from numerous and competing interests such as austerity, efficiency, collective/individual rights, European and devolved/delegated jurisdictions. Your job advising on legislation and risk of challenge through judicial review is increasingly time consuming and complex.

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With reform of retained EU law high on the agenda, post-Brexit legal changes remains a key issue. Get key information and updates for all practitioners, with practice area specific Brexit content across the modules.

Judicial Review

We outline the key principles and procedural requirements with a clear focus on the public sector perspective. The content focusses primarily on judicial review in the Administrative Court in England and Wales.

Public Procurement

Failure to stick to procedures can have significant legal, financial and practical consequences for a contracting authority. We guide you through various processes, focussing on the Public Contracts Regulations 2015.

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Associated legal terms

Biased assimilation

Biased assimilation describes the cognitive tendency of decision‑makers to interpret, weigh or recall evidence in a way that favours their existing beliefs, assumptions or hypotheses. In legal practice, it is often discussed in relation to judicial reasoning, fact‑finding by judges and juries, police investigations, credibility assessments in asylum and immigration claims, and decision‑making by public authorities and regulators.

The term is drawn from psychology and behavioural science and is not a defined legal term in UK or Irish legislation or case law, but it is increasingly referenced in legal scholarship, judicial training and arguments about fairness, impartiality and due process.

Biased assimilation is relevant to issues of apparent bias, procedural fairness, legitimate expectation, rationality and the duty to give adequate reasons, particularly where a decision appears to discount or minimise contrary evidence. It may underpin challenges by way of judicial review, statutory appeal or rehearing, as well as submissions on the proper approach to expert evidence and witness testimony.

Usage and understanding of the concept are broadly consistent across England and Wales, Scotland, Northern Ireland and Ireland, although its impact is mediated through each jurisdiction’s distinct rules on evidence, appeals and standards of review.

Effective assistance of counsel

Effective assistance of counsel refers to legal representation that meets the standard of competence reasonably expected of a qualified lawyer, so that an accused person can properly exercise their fair trial rights. It focuses on the quality of advice, preparation and advocacy, rather than simply the presence of a lawyer.

In England and Wales, Scotland and Northern Ireland, the concept derives primarily from common law on fair trial rights and professional negligence standards, and is read alongside Article 6 ECHR as applied by the Human Rights Act 1998 and equivalent devolution arrangements. Irish courts apply a similar standard under the Constitution and the European Convention on Human Rights Act 2003.

Case law across these jurisdictions examines whether counsel’s acts or omissions were so serious that the proceedings were rendered unfair or the conviction unsafe, for example through failure to investigate, advise on pleas, challenge key evidence, or pursue viable defences. The test is usually objective and highly contextual.

In practice, arguments about effective assistance of counsel arise in appeals against conviction, applications to set aside judgments, miscarriage of justice claims, and professional discipline or negligence proceedings against solicitors and barristers.

Judicial ethics

Judicial ethics refers to the standards of conduct, integrity and independence expected of judges and, in many contexts, of magistrates and tribunal members. It covers impartiality, avoidance of bias and conflicts of interest, propriety in and out of court, confidentiality, and limits on political or public commentary that could undermine confidence in the administration of justice.

In the UK and Ireland, “judicial ethics” is a descriptive term rather than a single statutory definition. The core principles are set out in non‑statutory judicial codes and guidance, supplemented by constitutional provisions, case law on apparent bias and recusal, and rules on judicial discipline.

In England and Wales and in Scotland, key sources include the Guide to Judicial Conduct and relevant judicial discipline regulations. In Northern Ireland, similar principles are reflected in local guidance and constitutional arrangements. In Ireland, the Judicial Council Act 2019 and associated guidelines play a central role.

For legal practitioners, judicial ethics is most relevant when advising on recusal applications, apparent bias, fair hearing rights, complaints about judicial conduct, and the separation of powers, as well as when serving part‑time in judicial or quasi‑judicial roles.
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