Online legal research

The complete platform for Westlaw UK legal research

Explore Westlaw UK’s legal research platform, with distinct options designed for different research needs – combining authoritative UK content, advanced tools, and intelligent functionality to help you work with confidence

Westlaw US

Westlaw Advantage UK  

Deep Research

Comprehensive legal investigations powered by agentic AI

Deep Research leverages agentic AI to plan and execute thorough investigations into complex legal questions. It systematically examines every aspect of your inquiry, provides transparent visibility into its research methodology, and delivers comprehensive reports with trusted source references from Westlaw Advantage UK.

  • Save hours on complex research by letting agentic AI systematically investigate all aspects of your legal question
  • Gain confidence with transparent research processes that show exactly how conclusions were reached
  • Access comprehensive reports with trusted Westlaw Advantage UK source references for easy verification and deeper analysis
  • Uncover overlooked insights and connections through AI-powered systematic investigation that goes beyond traditional search methods
Screenshot image of Weestlaw Advantage UK's Deep Research

Litigation Document Analyser

Comprehensive legal validation and citation analysis

Litigation Document Analyser streamlines the manual validation process by uploading your legal documents and delivering comprehensive reports with recommendations for additional relevant cases, warnings for cited cases, quotation analysis, and complete tables of authorities.

  • Eliminate hours of manual citation checking and validation work with automated comprehensive document analysis
  • Gain confidence with warnings for cited cases and recommendations for additional relevant authorities you might have missed
  • Ensure research accuracy and comprehensiveness while focusing your time on higher-value strategic analysis and case preparation
Screenshot of Westlaw Advantage UK's Litigation Document Analyser

UK Analytics

Complex legislative relationship mapping and impact analysis

UK Analytics uncovers, displays, and navigates complex networks by exploring the relationships of any UK legislation at any time. Quickly visualise the impact of newly published legislation, bills progressing through Parliament, and draft statutory instruments.

  • Eliminate hours of manual legislative relationship tracking with automated network mapping and visualisation
  • Stay ahead of legislative changes by instantly seeing the impact of new bills and statutory instruments on existing law
  • Discover hidden legislative connections and amendments that could impact your clients' compliance requirements
  • Complete comprehensive legislative research faster by visualising complex regulatory relationships at a glance
Screenshot of Westlaw Advantage UK's Analytics

UK/EU Divergence Tracker

Cross-jurisdictional compliance monitoring for UK and EU regulatory changes

UK/EU Divergence Tracker helps you easily keep up with emerging differences between UK and EU laws so you can remain compliant in both jurisdictions.

  • Reduce compliance risk by automatically tracking regulatory divergence between UK and EU jurisdictions
  • Identify new business opportunities arising from regulatory differences between UK and EU frameworks
  • Stay informed of critical regulatory changes that could impact cross-border operations and compliance strategies
  • Proactively advise clients on jurisdictional differences with clear, visual comparisons of UK and EU regulatory evolution
Screenshot of Westlaw Advantage UK's UK/EU Divergence Tracker

Westlaw Edge UK  

Case Analytics

Comprehensive case history analysis through data visualisation

Case Analytics enables you to confidently and quickly build a complete case history and transform your entire case research through meaningful data visualisation.

  • Build complete case histories faster with automated data analysis and visual mapping of legal precedents
  • Strengthen legal arguments by identifying patterns and trends across similar cases and judicial decisions
  • Transform case research efficiency through intuitive data visualisation that reveals hidden connections and insights
  • Make strategic litigation decisions based on comprehensive case analytics and historical judicial behaviour patterns
Screenshot of Westlaw Edge UK's Case Analytic

Legislation Alerts

Proactive legislative change notifications and impact analysis

Legislation Alerts keep you one step ahead of the latest legislative amendments to proactively advise your clients or organisation of any changes.

  • Never miss critical legislative changes with automated alerts delivered directly to your inbox
  • Proactively advise clients on regulatory developments before they impact business operations or compliance requirements
  • Maintain competitive advantage by being first to market with advice on new legislative developments and opportunities
Screenshot of Westlaw Edge UK's Legislation Alerts

Legislation Compare Tool

Multi-jurisdictional legislative version comparison and analysis

Legislation Compare Tool helps you quickly understand how the law will affect you, your organisation, and the industry at different points in time. Compare changes across any two versions of legislation in the UK's English, Welsh, Northern Irish, and Scottish jurisdictions to track evolution and identify compliance requirements.

  • Eliminate manual comparison work by instantly highlighting changes between any two versions of legislation
  • Ensure multi-jurisdictional compliance by comparing legislative differences across EU, UK, English, Welsh, Northern Irish, and Scottish law
  • Track legislative evolution over time to understand regulatory trends and anticipate future changes
  • Make informed strategic decisions by clearly seeing how legislative changes will impact your organisation and industry sector
Screenshot of Westlaw Edge UK's Legislation Compare Tool

Westlaw UK

Primary law

Comprehensive coverage of cases, legislation, journals, and legal updates

Access authoritative primary law, including cases, legislation, annotated statues, and UK court dockets – maintained to the highest editorial standards for England, Wales, Scotland, and Northern Ireland

Screenshot of Westlaw UK's Primary Law

Secondary sources

Strengthen your analysis with leading commentary

Access leading journals, extensive news coverage, and over 300 commentary titles from the Sweet & Maxwell portfolio, The White Book, Archbold, and Chitty on Contracts.

Screenshot of Westlaw Edge UK's secondary sources

Topics

An expert-built structure of practice areas and subtopics

Explore unfamiliar areas of law through a searchable Topics framework covering 26 practice areas, with expert-curated subtopics and continuously expanding coverage

Screenshot of Westlaw Edge UK's Topics

Current Awareness

Stay informed with updated legal developments

Stay current with continuously updated coverage of cases, legislation, and legal developments, supported by independent news on the issues that matter most

Screenshot of Westlaw Edge UK's current awareness

Trusted legal research to deliver the best outcomes for your needs

Whether you’re solving complex legal questions or working at speed, there’s a Westlaw plan to match.

Westlaw Advantage UK

Westlaw Edge UK

Westlaw UK

Cases

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Court Dockets

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Current Awareness

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EU Content

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Journals

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Legislation

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Topics

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UK News

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Annotated Statutes

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Index of Legal Terms

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Sweet & Maxwell Journal PDFs and Journal Circulation List

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Sweet & Maxwell Law Report PDFs

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Case Analytics

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Judicial Interpretation

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Legislation Alerts

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Legislation Compare Tool

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Legislation Analytics

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UK-EU Divergence Tracker

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Westlaw Questions

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Deep Research

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Litigation Document Analyser

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Experience it for yourself today

Whether you choose the power of AI deep research or the trusted essentials of Westlaw, you’ll get the tools you need to move faster, think deeper, and deliver with confidence