Online legal research

Westlaw Classic

Comprehensive legal research for legal professionals.

Rely on authoritative content

Access the most comprehensive and up-to-date collection of legal information, conforming to rigorous editorial standards.

Improved accuracy in less time

Find the information you need and stop second-guessing your sources, saving hours a week on research tasks.

Make sure you are citing good law

Rely on the most accurate, current information when it comes to invalid or overruled points of law.

Rely on authoritative content

Access the most comprehensive and up-to-date collection of legal information, conforming to rigorous editorial standards.

Improved accuracy in less time

Find the information you need and stop second-guessing your sources, saving hours a week on research tasks.

Make sure you are citing good law

Rely on the most accurate, current information when it comes to invalid or overruled points of law.

Essential features included in all plans

Authoritative content

Rigorous editorial process

Rely on the most up-to-date and organized collections of caselaw, statutes, and regulations regularly vetted by a team of expert attorney-editors. 

West Key Number System

Case-finding and issue spotting tool

Pinpoint legal issues and quickly find relevant cases. Rely on arguments that reflect the true nature of the law.

KeyCite

Complete and accurate citator

Work confidently with the ability to quickly verify whether a case, statute, or other legal authority is still good law.

The sources you need in a single platform

Deepen your research with primary law and analytical titles created by expert authors

Primary law

Foundational resources

Access material such as cases, statutes, regulations, legislative materials, and more to gain a better understanding of your legal issue.

Secondary sources

Premier analytical titles

Get up to speed in new areas of the law or revisit familiar ones with encyclopedias, journals, law reviews, and more.

What’s New

Westlaw Edge

Discover a new standard for thorough and quality legal research

Westlaw Edge combines a legacy of quality and accuracy with the latest AI technology, making it possible to more easily and efficiently complete complex and time-consuming research tasks.

Explore plans for law firms, companies, and government agencies

Get the plan you need for fast, effective legal research.

Basic plan

Westlaw Single State Primary

Small Law primary law subscription that includes updated single state-level cases, statutes, regulations, and administrative decisions along with Westlaw’s powerful citator, advanced search, and organizational tools.

Expanded plan

Westlaw All States Primary

With primary law resources from all 50 states, you can quickly identify the information to solve your client's needs and reference precedent in other jurisdictional areas.

Premium plan

Westlaw All States & Federal Primary

The comprehensive set of primary law resources with access to content from all 50 states, circuit courts, and federal jurisdictions.

Get the right tools to fit your firm’s unique needs to research confidently and quickly.

Basic plan

Westlaw Single State Primary

Access continuously updated single state-level primary law resources for your firm.

Expanded plan

Westlaw All States Primary

With all state primary law resources, you can quickly identify the information to solve your client's needs and reference precedent in other jurisdictional areas.

Premium plan

Westlaw All States & Federal Primary

Primary law subscription for your firm, which includes all State and Federal Circuit specific primary law resources.

Stay current on matters important to the business with essential features for fast and effective legal research.

Basic plan

Westlaw Essentials

Get a better start on your in-house research with a select collection of legal tools and resources for your business needs.

Expanded plan

Westlaw

Get a core collection of primary law, analysis, and legal tools designed to specifically meet the unique needs of in-house counsel.

Premium plan

Westlaw Premium

Leading state-specific practice guides, forms, and full access to all State and Federal caselaw for your company.

Stay up to date with essential features for fast and effective legal research.

State plan

Westlaw Edge Essentials

This simple but powerful plan grants full access to your state’s primary law, along with cutting-edge efficiency tools powered by AI.

National plan

Westlaw Edge

Proceed with confidence by accessing all State and Federal primary law and leading research functionality powered by cutting-edge AI.

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