Class; Action; Commonality
91 issues with federal opinions1916–2026
- Limiting remedies to established factual injury in class actions1,001 opinions · 1968–2026
- Defining typicality and commonality in class actions961 opinions · 1975–2026
- Determining typicality in class actions despite factual differences892 opinions · 1968–2026
- Suspending statute of limitations upon class action commencement868 opinions · 1971–2026
- Satisfying class action typicality and counsel qualifications813 opinions · 1969–2026
- Establishing individual standing as a prerequisite for class actions799 opinions · 1966–2026
- Defining the policy and purpose of class action mechanism786 opinions · 1944–2026
- Determining article iii standing requirements for class actions749 opinions · 1971–2026
- Determining standing and commonality for class actions712 opinions · 1968–2026
- Determining scope of injunctive relief in class actions695 opinions · 1970–2026
- Finding commonality in class actions despite unique issues684 opinions · 1969–2026
- Interpreting class action rules liberally over restrictive interpretations627 opinions · 1968–2026
- Determining mootness in class action litigation619 opinions · 1972–2026
- District court duty and authority to control class actions599 opinions · 1933–2026
- Pleading standards and evidence in securities class actions598 opinions · 1971–2026
- Evaluating plaintiff credibility for class representative adequacy572 opinions · 1968–2026
- Reviewing standard of review for class action notice requirements563 opinions · 1968–2026
- Jurisdictional effect of class action pleading requirements560 opinions · 1964–2026
- Filing multiple employment discrimination lawsuits536 opinions · 1971–2026
- Analyzing named plaintiff standing for class claims519 opinions · 1975–2026
- Defining due process requirements for class action participation506 opinions · 1968–2026
- Assessing adequacy of representation in class actions501 opinions · 1969–2026
- Balancing class action merits against alternative adjudication methods491 opinions · 1967–2026
- Evaluating class action viability versus individual suits480 opinions · 1962–2026
- Ascertainability requirements for class action membership473 opinions · 1964–2026
- Prerequisites and types of class action requirements464 opinions · 1966–2026
- Determining class action predominance and superiority requirements455 opinions · 1975–2026
- Reviewing discovery disputes and class certification issues455 opinions · 1973–2026
- Proving individual claims with class-wide representative evidence447 opinions · 1971–2026
- Determining class numerosity for injunctive relief446 opinions · 1970–2026
- Maintaining article iii case or controversy in class actions435 opinions · 1957–2026
- Dismissal of class allegations when class is not ascertainable432 opinions · 1916–2026
- Limiting plaintiff classes and pleading requirements431 opinions · 1962–2026
- Determining due process for binding absent class members430 opinions · 1950–2026
- Comparing opt-in collective actions to opt-out class actions425 opinions · 1970–2026
- Defining class membership as prerequisite to class action422 opinions · 1968–2026
- Determining lead plaintiff based on financial stake412 opinions · 1992–2026
- District court discretion in class action manageability400 opinions · 1971–2026
- Distinguishing class action and collective action representation397 opinions · 1974–2026
- Purpose and function of class action lawsuits392 opinions · 1971–2026
- Determining the most adequate plaintiff under the PSLRA389 opinions · 1992–2026
- Certifying class actions in single course of conduct cases388 opinions · 1983–2026
- Risks of duplicative recovery in antitrust litigation380 opinions · 1939–2026
- Determining predominance in antitrust class actions361 opinions · 1969–2026
- Determining class action status under federal rules358 opinions · 1973–2026
- Guiding cy pres awards and nexus to class members328 opinions · 1978–2026
- Applying res judicata and establishing prima facie case in class actions324 opinions · 1975–2026
- Scrutinizing settlement fairness in complex mass tort litigation322 opinions · 1948–2026
- Justifying class action exceptions to individual litigation318 opinions · 1992–2026
- Certifying fraud class actions when individual reliance is an issue312 opinions · 1975–2026
- Defining the scope and purpose of class action litigation309 opinions · 1966–2026
- Determining common nucleus of operative facts for class action296 opinions · 1955–2026
- Determining burden of proof under class action jurisdiction295 opinions · 1974–2026
- Class action availability under federal civil procedure rules286 opinions · 1963–2026
- Satisfying numerosity requirement for class action278 opinions · 1974–2026
- Representing class members and relators in federal court270 opinions · 1977–2026
- Pro se litigants' inability to represent class interests262 opinions · 1967–2026
- Analyzing individualized choice of law and commonality in class actions262 opinions · 1987–2026
- Class action relief not barring subsequent individual damages claims234 opinions · 1966–2026
- Trial court discretion in determining class action manageability228 opinions · 1969–2026
- Certifying a class action and resolving common issues218 opinions · 1978–2026
- Determining lead plaintiff status and counsel selection authority201 opinions · 1988–2026
- Defining protected classes under equal protection statutes201 opinions · 1972–2026
- Determining the most adequate plaintiff under the securities act187 opinions · 1992–2026
- Determining class certification requirements for securities litigation184 opinions · 1977–2026
- Satisfying title vii filing requirements for class actions182 opinions · 1968–2025
- Requiring class action approval in doubtful cases180 opinions · 1969–2026
- Analyzing statutory intent and class membership for claims162 opinions · 1963–2026
- Appropriateness of class actions in title vii cases158 opinions · 1972–2026
- Maintaining class action status until court determination155 opinions · 1970–2026
- Adoption of opt-in joinder rejecting rule 23 class actions154 opinions · 1977–2026
- Determining back pay eligibility for intervenors in class actions153 opinions · 1975–2024
- Determining exhaustion of statutory issues in class actions132 opinions · 1967–2025
- Class action as a species of joinder under rule 23129 opinions · 1963–2026
- Permitting addition of named plaintiffs to aid lead plaintiff127 opinions · 1998–2026
- Determining appropriateness of consolidation in securities actions126 opinions · 1963–2026
- Exhaustion of administrative remedies before class action112 opinions · 1969–2026
- Appropriateness of class action for small claims108 opinions · 1969–2026
- Determining intervention under rule 24 and class action conditions108 opinions · 1945–2026
- Barring class action due to lack of standardized representations103 opinions · 1968–2025
- Fiduciary duty under section 1104 regarding member notification101 opinions · 1977–2025
- Distinguishing paga suits from class actions100 opinions · 1975–2026
- Analyzing class action settlements and interlocutory appeals74 opinions · 1976–2026
- Standing and injury requirements for RICO and civil rights claims62 opinions · 1985–2026
- Rejection of classwide claim does not preclude individual claims61 opinions · 1977–2026
- Analyzing class action manageability and qualified immunity issues46 opinions · 1975–2025
- Determining lead plaintiff motions within sixty-day statutory limit45 opinions · 1963–2026
- Considering institutional investor preference in lead plaintiff selection43 opinions · 1999–2025
- Controversy remaining alive for class despite mootness24 opinions · 1975–2026
- Back pay not a private right pending receipt20 opinions · 1972–2024
- Defendants' burden to prove plaintiff inadequacy in class action18 opinions · 1987–2024
Counts are federal courts’ opinions citing pages in each issue.
How this is built: each issue is a set of opinion pages that later courts cite for the same proposition, grouped from what the citing courts wrote. Names are machine-written from those citations; read the cases before relying on them. Search case law