The International Comparative Legal Guide to: Class & Group Actions
Class Action Updates and Developments: The Ascertainability Requirement and Motions to Strike Class Allegations
2015 Edition
Although the results are still mixed, many courts in recent years have become more sceptical about allowing class actions to proceed where the identity of the class members and their alleged harm is obscure, and more open to striking unsupported class allegations in the early stages of litigation.
This article appeared in the 2015 edition of The International Comparative Legal Guide to: Class & Group Actions; published by Global Legal Group Ltd, London.
Contacts
Capabilities
Suggested News & Insights
Sidley Advises Verdane in Its Partnership With SmartboxMarch 12, 2026Sidley Represents Siris in Its Agreement to Acquire a Majority Stake in TAKKIONMarch 10, 2026Notable Cases and Events in eDiscoveryMarch 6, 202611th Circ. NextEra Ruling Broadens Loss Causation StandardMarch 3, 2026Superpowers — and Potential Perils: Deploying AI for BusinessMarch 2026Generative AI and Privilege: Practical Lessons from Two Early Decisions and What Comes NextFebruary 27, 2026
- Stay Up To DateSubscribe to Sidley Publications
- Follow Sidley on Social MediaSocial Media Directory

