class-certification

56 cases — ← All topics

Case Title Lower Court Docketed Status Flags Tags Question Presented
25-874 Johnson & Johnson Consumer Inc. v. Narguess Noohi, Individually and on Behalf of All Others Similarly Situated Ninth Circuit 2026-01-22 Pending civil-procedure class-certification daubert-standard evidentiary-standards expert-testimony federal-rules-of-evidence Whether expert testimony must be admissible under Federal Rule of Evidence 702 and the framework enunciated in Daubert v. Merrell Dow Pharmaceuticals,…
25A744 Johnson & Johnson, et al. v. San Diego County Employees Retirement Association, et al. Third Circuit 2025-12-23 Application basic-presumption class-certification corrective-disclosure market-efficiency price-impact securities-fraud Whether the Supreme Court should resolve a circuit split regarding the proper standard for determining whether an alleged corrective disclosure in sec…
25-677 City of Cleveland, Ohio v. Albert Pickett, Jr., Individually and on Behalf of All Others Similarly Situated, et al., Sixth Circuit 2025-12-10 Pending Amici (3)Response RequestedResponse Waived article-iii-standing class-certification concrete-harm disparate-impact fair-housing-act race-neutral-policy Whether a federal court may certify a damages class that contains members who lack any injury other than an intangible harm based on the asserted disp…
25-625 Takeda Pharmaceutical Company Limited, a Japanese Corporation, et al. v. Painters and Allied Trades District Council 82 Health Care Fund, et al. Ninth Circuit 2025-12-02 Pending Amici (2) circuit-split class-certification damages representative-evidence rico rule-23 Whether a federal court may certify a class action with uninjured members and rely on representative evidence to prove individualized reliance
25A565 Johnson & Johnson Consumer Inc. v. Narguess Noohi, Individually and on Behalf of All Others Similarly Situated Ninth Circuit 2025-11-14 Application circuit-split civil-procedure class-certification expert-testimony federal-rules-of-evidence rule-702 Whether federal district courts must apply the full rigor of Federal Rule of Evidence 702 at the class certification stage, or may conduct a more limi…
25A472 Takeda Pharmaceutical Company Limited, a Japanese Corporation, et al. v. Painters & Allied Trades District Council 82 Health Care Fund, third-party healthcare payor fund, et al. Ninth Circuit 2025-10-24 Application causation class-certification individualized-damages injury-requirement rico-claim third-party-payor Whether a class action under Rule 23(b)(3) can be certified for a RICO claim when individual plaintiffs cannot demonstrate uniform injury or causation…
25A419 Banc of America Securities LLC, et al. v. City of Philadelphia, Pennsylvania, et al. Second Circuit 2025-10-14 Presumed Complete antitrust class-certification damages-class-action expert-evidence federal-rule-civil-procedure predominance Whether a district court must resolve disputes about expert evidence when determining class certification under Federal Rule of Civil Procedure 23(b)(…
25A365 City of Cleveland, Ohio v. Albert Pickett, Jr., Individually and on Behalf of All Others Similarly Situated, et al., Sixth Circuit 2025-09-29 Presumed Complete article-iii-standing class-certification concrete-injury disparate-impact fair-housing-act water-liens Whether a federal court may certify a class action under Rule 23 when some class members lack Article III standing due to absence of concrete injury i…
24-933 State Farm Mutual Automobile Insurance Company, et al. v. Faysal A. Jama, et al. Ninth Circuit 2025-02-27 Denied Amici (2)Relisted (2) article-iii-injury class-certification damages-class individualized-proceedings rule-23 statutory-violation Whether a Rule 23(b)(3) damages class can be certified based on an alleged violation without proving actual harm to each class member
24A687 State Farm Mutual Automobile Insurance Company, et al. v. Faysal A. Jama, et al. Ninth Circuit 2025-01-15 Presumed Complete actual-cash-value class-action-standing class-certification insurance-regulation insurance-valuation ninth-circuit-split Whether a class action can be certified based solely on an allegedly improper valuation method without proving actual economic harm to each class memb…
24-643 Union Pacific Railroad Company, a Delaware Corporation v. Robert Anthony Zaragoza Fifth Circuit 2024-12-12 Denied circuit-split class-action class-certification procedural-tolling statute-of-limitations tolling-doctrine Is American Pipe tolling limited to actual members of the putative or certified class, or does it extend to non-class members so long as they were not…
24-630 Union Pacific Railroad Company, a Delaware Corporation v. Nicholas DeFries Ninth Circuit 2024-12-09 Denied american-pipe-rule circuit-split class-action class-certification statute-of-limitations tolling-doctrine Is American Pipe tolling limited to actual members of the putative or certified class, or does it extend to non-class members so long as they were not…
24-628 BNP Paribas SA, a French Corporation, et al. v. Entesar Osman Kashef, et al. Second Circuit 2024-12-09 Denied circuit-split class-certification district-court interlocutory-appeal manifest-error rule-23f Whether the courts of appeals have discretion under Rule 23(f) to grant interlocutory review solely because a district court's class-certification ord…
24-610 Union Pacific Railroad Company v. Todd DeGeer Eighth Circuit 2024-12-04 Denied american-pipe-rule circuit-split class-action class-certification statute-of-limitations tolling-doctrine Is American Pipe tolling limited to actual members of the putative or certified class, or does it extend to non-class members so long as they were not…
24-576 Nutramax Laboratories, Inc., et al. v. Justin Lytle, et al. Ninth Circuit 2024-11-25 Denied Amici (2) circuit-split class-certification daubert-standard expert-testimony predominance-requirement rule-23 When a plaintiff seeking to certify a class relies on an expert to establish that classwide issues predominate, must the expert testimony satisfy the …
24A389 Union Pacific Railroad Company v. Robert Anthony Zaragoza Fifth Circuit 2024-10-22 Presumed Complete american-pipe-tolling burden-of-proof civil-procedure class-action class-certification statute-of-limitations Whether a plaintiff seeking to benefit from American Pipe tolling must definitively demonstrate inclusion in a previously decertified class definition…
24-426 Plan Benefit Services, Inc., et al. v. Heriberto Chavez, et al. Fifth Circuit 2024-10-16 Denied Response Waived article-iii-standing circuit-split class-action class-certification federal-civil-procedure standing-doctrine Whether the Supreme Court should resolve the circuit split on the proper approach to determining Article III standing in class action lawsuits
24A340 Union Pacific Railroad Company v. Nicholas DeFries, et al. Ninth Circuit 2024-10-09 Presumed Complete american-pipe-tolling civil-procedure class-action class-certification employment-discrimination statute-of-limitations Whether courts should resolve ambiguity in a class definition by presumptively applying American Pipe tolling unless a defendant can definitively prov…
24-384 Meta Platforms, Inc., fka Facebook, Inc. v. DZ Reserve, et al. Ninth Circuit 2024-10-04 Denied Amici (2)Response RequestedResponse WaivedRelisted (2) appellate-review circuit-split class-certification fraud-class-action predominance rule-23 Whether the Ninth Circuit's 'common course of conduct' test improperly dilutes Rule 23(b)(3)'s predominance requirement by ignoring differences among …
24-86 Career Counseling, Inc., dba Snelling Staffing Services v. Amerifactors Financial Group, LLC Fourth Circuit 2024-07-26 Denied Response RequestedResponse WaivedRelisted (3) administrative-feasibility circuit-split class-certification fax-machine fax-machine-definition rule-23 rule-23(b)(3) telephone-consumer-protection-act Whether there is an implied 'administrative feasibility' prerequisite for class certification
23A982 Career Counseling, Inc., dba Snelling Staffing Services, a South Carolina Corporation v. Amerifactors Financial Group, LLC Fourth Circuit 2024-05-03 Presumed Complete administrative-feasibility circuit-split class-certification fax-services statutory-interpretation tcpa Whether the Telephone Consumer Protection Act (TCPA) requires an 'administrative feasibility' requirement for class certification and whether the TCPA…
23-814 Visa Inc., et al. v. National ATM Council, Inc., et al. District of Columbia 2024-01-29 Denied Amici (1) antitrust antitrust-impact civil-procedure class-action class-certification classwide-impact federal-rule-civil-procedure federal-rules-of-civil-procedure material-dispute merits merits-determination Whether a district court validly certifies a class under Federal Rule of Civil Procedure 23(b)(3)
23-658 Medical Transportation Management, Inc. v. Isaac Harris, et al. District of Columbia 2023-12-19 Denied Response Waived circuit-split civil-procedure class-certification commonality federal-rules-of-civil-procedure policy-uniformity rule-23 significant-proof uniform-policy Where class certification is based on allegations that a defendant's policy or practice has injured class members, what constitutes 'significant proof…
23-648 Brinker International, Inc. v. Eric Steinmetz, Individually and on Behalf of All Others Similarly Situated, et al. Eleventh Circuit 2023-12-15 Denied Amici (1)Response RequestedResponse WaivedRelisted (2) civil-procedure class-action class-certification consumer-credit damages damages-uniformity federal-rules-of-civil-procedure individualized-injury predominance-requirement rule-23 rules-enabling-act Whether a class can be certified by ignoring individualized issues of damages and injury and instead proposing to award every class member the same 'a…
23A533 Visa Inc., et al. v. National ATM Council, Inc., et al. District of Columbia 2023-12-12 Presumed Complete antitrust class-certification damages predominance rule-23 sherman-act Whether a class action can be certified under Rule 23(b)(3) when plaintiffs' proposed method of proving classwide injury is merely 'colorable' or 'rea…
23-470 Kimberly Bruce, aka Kimberly A. Bruce, aka Kimberly Antrell Bruce v. Citigroup, Inc., et al. Second Circuit 2023-11-03 Denied Response Waived bankruptcy bankruptcy-code bankruptcy-jurisdiction civil-procedure class-action class-certification due-process national-class rule-7023 statutory-injunction Whether a bankruptcy court has jurisdiction under Bankruptcy Rule 7023 to certify a national class
23A322 Medical Transportation Management, Inc. v. Isaac Harris, et al. District of Columbia 2023-10-12 Presumed Complete class-certification commonality-requirement fair-labor-standards-act general-contractor joint-employer wage-and-hour-laws Whether a class of employees can satisfy Rule 23(a)(2)'s commonality requirement by alleging violations of the same wage-and-hour laws against a contr…
23-344 Apple Inc. v. Epic Games, Inc. Ninth Circuit 2023-10-02 Denied Amici (5) civil-rights class-certification constitutional-limitations due-process federal-court injunction injunctive-relief judicial-scope ninth-circuit nonparties nonparty-impact standing Whether, in the absence of class certification, a federal court is precluded from entering an injunction that extends to nonparties without a specific…
23-166 Hilton Hotels Retirement Plan, et al. v. Valerie White, et al. District of Columbia 2023-08-21 Denied Response RequestedResponse WaivedRelisted (2) appeal-period civil-procedure class-certification equitable-tolling federal-rules-of-civil-procedure nutraceutical-corp-v-lambert rule-23(f) rule-23f time-limitation time-period Do successive motions for class certification restart the fourteen-day period under Federal Rule of Civil Procedure 23(f) for seeking permission to ap…
22-1019 CoreCivic, Inc. v. Sylvester Owino, et al., Individually and on Behalf of All Others Similarly Situated Ninth Circuit 2023-04-20 Denied Amici (1)Response Waived appellate-review civil-procedure class-certification commonality ninth-circuit rule-23 standard-of-review uniformity Whether courts of appeals reviewing Rule 23 class certification decisions must give district court decisions granting class certification more deferen…
22-566 William Yeatman v. Kathryn Hyland, et al. Second Circuit 2022-12-20 Denied Amici (2) class-action class-certification class-counsel cy-pres due-process first-amendment rule-23 settlement-approval student-loan third-party-beneficiary Whether, or in what circumstances, a court may approve a settlement as 'fair, reasonable, and adequate' under Rule 23(e) or certify a class under Rule…
22-131 StarKist Co., et al. v. Olean Wholesale Grocery Cooperative, Inc., On Behalf of Itself and All Others Similarly Situated, et al. Ninth Circuit 2022-08-10 Denied Amici (3) civil-procedure class-action class-certification injury-proof representative-evidence rule-23 standing uninjured-class-members Whether, and in what circumstances, the presence of uninjured class members precludes the certification of a class under Federal Rule of Civil Procedu…
21-1107 FTS USA, LLC, et al. v. Edward Monroe, et al. Sixth Circuit 2022-02-10 Denied Response Waived class-certification collective-action damages due-process fair-labor-standards-act representative-sample representative-testimony seventh-amendment Whether the Fair Labor Standards Act and the Due Process Clause permit a collective action to be certified and tried to verdict based upon testimony f…
21-508 In Re William J. French, et al. 2021-10-06 Denied abuse-of-discretion class-certification contract-law district-court-discretion economic-discrimination insurance-discrimination long-term-care-insurance qualified-long-term-care-insurance summary-judgment tax-benefits Whether the District Court exceeded its authority and clearly abused its discretion by ordering that the PSJ Motion, which confirms that NML's Scheme …
21-336 Shiyang Huang v. Brian F. Spector, et al. Eleventh Circuit 2021-09-02 Denied Response Waived article-iii-standing civil-procedure class-action class-certification future-harm monetary-damages money-damages risk-of-harm supreme-court-precedent transunion-v-ramirez Whether class-action plaintiffs can still rely on mere 'risk of future harm' allegations alone to establish Article III standing, achieve class certif…
21-51 Central Payment Co., LLC v. Custom Hair Designs by Sandy, LLC, On Behalf of Itself and All Others Similarly Situated, et al. Eighth Circuit 2021-07-14 Denied Response RequestedResponse WaivedRelisted (2) circuit-split civil-procedure class-certification contract-interpretation contractual-rights-and-obligations federal-rules federal-rules-of-civil-procedure individualized-defenses rule-23 rules-enabling-act Whether a class may be certified under Rule 23 of the Federal Rules of Civil Procedure when the class claims turn on materially different contractual …
20-1757 Lecia L. Shorter v. Mary Amador, et al. Ninth Circuit 2021-06-16 Denied Response Waived civil-rights class-action class-action-settlement class-certification due-process monelle-liability rule-23-certification standing strip-search unnamed-class-member what-are-the-collateral-attack-options-of-an-unnamed-class-member
20-1008 State Farm Life Insurance Company v. Michael G. Vogt Eighth Circuit 2021-01-27 Denied Amici (3) class-certification class-members class-representative damages damages-model fail-safe-class intraclass-conflict rule-23 universal-life-insurance Whether Rule 23 allows class certification where the damages models offered by the class representative would harm a substantial number of class membe…
20-257 Chipotle Mexican Grill, Inc., et al. v. Maxcimo Scott, et al. Second Circuit 2020-09-01 Dismissed Amici (4)Relisted (5) civil-procedure class-certification collective-action district-court employment-law fair-labor-standards-act material-question opt-in-plaintiffs similarly-situated Whether a district court may consider factors other than the presence of a single material question of law or fact common to a group of employees when…
20-181 Daniel L. Miles v. Kristine Svinicki, et al. Seventh Circuit 2020-08-18 Denied Response Waived civil-rights class-action class-certification discriminatory-hiring due-process employment-discrimination federal-rules-of-civil-procedure fifth-amendment involuntary-servitude thirteenth-amendment Whether the Seventh Circuit panel majority's decision conflicts with the Thirteenth and Fifth Amendments
19-1386 D. C., a Minor, By and Through His Guardian ad Litem, Helen Garter v. San Diego County, California, et al. Ninth Circuit 2020-06-17 Denied Response Waived civil-procedure class-certification collateral-estoppel damages damages-analysis issue-certification negative-value predominance predominance-test rule-23 superiority Does rule 23(c)(4) require common questions to predominate over individual ones within the specific issues certified rather than the entire cause of a…
19-1339 Kansas City Royals Baseball Corp., et al. v. Aaron Senne, Individually and on Behalf of All Others Similarly Situated, et al. Ninth Circuit 2020-06-04 Denied Response RequestedResponse WaivedRelisted (2) class-action class-certification commonality predominance rule-23 statistical-surveys tyson-foods tyson-foods-v-bouaphakeo wage-and-hour Whether Tyson sanctions the use of statistical surveys to establish commonality and predominance for a wage-and-hour class that encompasses different …
19-706 Facebook, Inc. v. Nimesh Patel, et al. Ninth Circuit 2019-12-04 Denied Amici (3)Response Waived article-iii-standing circuit-split civil-procedure class-certification concrete-injury concrete-interest future-risk personal-information predominance real-world-injury risk-of-harm standing-article-iii statutory-violation Whether a court can find Article III standing based on its conclusion that a statute protects a concrete interest, without determining that the plaint…
19-503 Apache Corporation v. Bigie Lee Rhea Tenth Circuit 2019-10-18 Denied administrative-feasibility ascertainability class-action class-actions class-certification class-membership class-notice due-process rule-23 Whether Rule 23 and due process require district courts to undertake a rigorous analysis to determine whether the plaintiff has established that class…
18-1353 Kevin McCabe, et al. v. Lifetime Entertainment Services, LLC Second Circuit 2019-04-29 Denied Response Waived american-pipe american-pipe-doctrine appeal appellate-review civil-procedure class-action class-action-tolling class-certification due-process legal-tolling precedent procedural-rules procedural-tolling sanctions standing statute-of-limitations Whether class-action statute-of-limitations tolling under American Pipe & Constr. Co. v. Utah should continue until a district court's denial of class…
18-1262 Corona Regional Medical Center, et al. v. Marlyn Sali, et al. Ninth Circuit 2019-04-02 Dismissed admissibility circuit-split civil-procedure class-certification evidence evidence-admissibility federal-rules-civil-procedure federal-rules-of-civil-procedure federal-rules-of-evidence ninth-circuit precedent rule-23 standards-of-proof Whether the requirements for class certification under Federal Rule of Civil Procedure 23 can be satisfied with inadmissible evidence
18-1256 BP West Coast Products, LLC v. Steven Scharfstein, Individually and on Behalf of All Others Similarly Situated, et al. Oregon 2019-04-01 Dismissed civil-procedure class-action class-certification cy-pres due-process oregon oregon-law punitive-damages signage-laws statutory-damages Whether the aggregated $409 million statutory-damages award to the class members, class counsel, and cy pres beneficiaries violates due-process
18-1127 SpeedyPC Software v. Archie Beaton Seventh Circuit 2019-02-28 Denied Response Waived affidavit-sampling affidavits class-certification consumer-fraud credibility due-process implied-warranty individual-issues sampling Proper certification of nationwide class for implied warranty and consumer fraud claims despite individual issues
18-1080 Anderson Living Trust, fka The James H. Anderson Living Trust, et al. v. WPX Energy Production, LLC, fka WPX Energy San Juan, LLC, et al. Tenth Circuit 2019-02-21 Denied Response Waived appeal appellate-jurisdiction civil-procedure class-action class-certification federal-rules-civil-procedure final-judgment microsoft-v-baker mootness settlement-agreement standing tenth-circuit Whether plaintiffs who settle their individual claims may appeal an earlier denial of class certification under Microsoft v. Baker
18-987 McKesson Corporation, et al. v. True Health Chiropractic, Inc., et al. Ninth Circuit 2019-01-29 Denied Amici (2)Response RequestedResponse WaivedRelisted (2) affirmative-defenses burden-of-proof civil-procedure class-certification federal-rules-of-civil-procedure halliburton-v-erica-p-john-fund predominance rule-23 Whether the burden at class certification shifts to the defendant when predominance turns on affirmative defenses
18-969 Gospel For Asia, Inc., et al. v. Garland D. Murphy, III, et al. Eighth Circuit 2019-01-25 Dismissed circuit-split civil-procedure civil-rights class-action class-certification due-process fraud interlocutory-appeal presumption-of-injury presumption-of-reliance rico rico-class-action rule-23 standards-for-interlocutory-appeal Whether a RICO class may be certified under Federal Rule of Civil Procedure 23(b)(3) based on a presumption of injury
18-876 Cynthia N. Almond, et al. v. Singing River Health System, et al. Fifth Circuit 2019-01-08 Denied Response Waived civil-procedure class-action class-certification constitutional-rights due-process fifth-amendment fourteenth-amendment monetary-claims opt-out property-rights rule-23 Whether the District Court erred in certifying the class under Rule 23 on the grounds that Petitioners have a constitutional due process right to opt-…
18-472 Behr Dayton Thermal Products LLC, et al. v. Terry Martin, et al. Sixth Circuit 2018-10-12 Denied Amici (1)Response RequestedResponse WaivedRelisted (2) appellate-conflict civil-procedure class-certification courts-of-appeals federal-civil-procedure federal-rules-of-civil-procedure issue-certification issue-classes predominance predominance-requirement rule-23 rule-23(b)(3) rule-23(c)(4) Whether plaintiffs can obtain certification of issue classes under Rule 23(c)(4) despite failing to demonstrate predominance under Rule 23(b)(3)
18-449 Pharmavite LLC v. Noah Bradach Ninth Circuit 2018-10-10 Denied Response Waived class-action class-certification class-members federal-preemption federal-statute individual-inquiry preemption state-law-claims supremacy-clause Is it a violation of the Supremacy Clause for a federal court to certify a class that includes class members asserting state law claims that are expre…
18-398 FCA US LLC, et al. v. Brian Flynn, et al. Seventh Circuit 2018-09-28 Denied Amici (4) article-iii-standing civil-procedure civil-procedure-23(f) class-action class-certification interlocutory-review manifest-error predominance standing superiority Whether Federal Rule of Civil Procedure 23(f) allows a court of appeals to grant interlocutory review of a class-certification decision based solely o…
18-169 Lance Laber v. Milberg LLP, et al. Ninth Circuit 2018-08-07 Denied Response Waived 28-usc-1291 appellate-rights circuit-split civil-procedure class-action class-certification intervention microsoft-corp-v-baker precedent standing united-airlines united-airlines-inc-v-mcdonald Whether an unnamed putative class member may intervene to appeal the denial of class certification after the named plaintiff's individual claims are d…