A putative class action is a lawsuit that one or more named plaintiffs have filed on behalf of a larger group of people with similar claims, but which a court has not yet approved to proceed as a class action. “Putative” means supposed or assumed. Until a judge formally certifies the class, the group exists only in theory, the absent members have no formal role, and the defendant has not been ordered to do anything on a classwide basis.
Everything that happens at this stage builds toward one decision: certification. That ruling is the hinge the entire case turns on.
Putative vs. Certified: What the Label Actually Means
In a certified class action, a court has reviewed the proposed group, ruled that it meets the legal requirements for collective litigation, and identified who belongs. Members receive formal notice. The outcome of the case binds everyone who doesn’t opt out.
In a putative class action, none of that has happened. The complaint describes a proposed class, but the court hasn’t weighed in on whether that group qualifies. Potential members have no formal role and may not even know the lawsuit exists.
Why the Certification Fight Is So Intense
The putative stage is where defendants fight hardest, and the reason is simple math. A grant of certification almost always leads to settlement because of the financial exposure a classwide judgment creates. A denial often deflates the case entirely, leaving only the named plaintiff’s individual claim. That asymmetry drives the intensity of what happens before certification is decided.
What a Court Must Find to Certify a Class
Rule 23 of the Federal Rules of Civil Procedure sets out what a proposed class must prove, and the party seeking certification carries the burden. Four prerequisites apply to every class action:1Legal Information Institute. Federal Rules of Civil Procedure Rule 23 – Class Actions
- Numerosity. The class must be large enough that joining each person individually would be impractical. Rule 23 sets no specific number, but courts have generally treated 40 or more as sufficient.
- Commonality. Members must share at least one question of law or fact whose resolution affects the group as a whole.
- Typicality. The named plaintiff’s claims must be representative of the broader group’s claims.
- Adequacy. The named plaintiff and their lawyer must be able to fairly represent the whole class, with no conflicts of interest.
Meeting those four is only the start. The proposed class must also fit into one of three categories under Rule 23(b). Most consumer and employment cases fall under Rule 23(b)(3), which covers claims for money damages. These carry two extra requirements: common questions must predominate over individual ones, and a class action must be a superior method for resolving the dispute compared with individual lawsuits or arbitration. Rule 23(b)(1) and (b)(2) cover narrower situations involving inconsistent rulings or classwide injunctive relief, and members of those classes generally cannot opt out.1Legal Information Institute. Federal Rules of Civil Procedure Rule 23 – Class Actions
How Long the Putative Stage Lasts
Rule 23 requires the court to decide the certification question “at an early practicable time” after the lawsuit is filed. In practice, that phrase gives both sides room to prepare. Certification decisions commonly take anywhere from six months to two years, depending on the complexity of the case and how aggressively the defendant contests the motion.1Legal Information Institute. Federal Rules of Civil Procedure Rule 23 – Class Actions
The process usually starts when the plaintiff files a motion for class certification. Both sides then engage in discovery aimed specifically at the Rule 23 requirements. The plaintiff gathers evidence that the class is large enough, that common issues exist, and that the named representatives are adequate. The defendant looks for the opposite: individual issues that dominate, a lead plaintiff whose situation is atypical, or a class structure that would be unmanageable.
Settlement talks can begin well before certification. When parties reach a deal at the putative stage, the court can certify the class specifically for purposes of settlement, but Rule 23(e) still requires judicial approval. The judge must find the settlement fair, reasonable, and adequate, and formal notice must go out to the class members who would be bound.1Legal Information Institute. Federal Rules of Civil Procedure Rule 23 – Class Actions
What Happens if Certification Is Denied
A denial doesn’t automatically end the lawsuit. The named plaintiff can still pursue their own individual claim. But because that claim is often small relative to the cost of litigation, many cases effectively die at this point. Absent class members aren’t bound by the denial and remain free to file their own lawsuits or seek certification in a different case.
Either side can ask a court of appeals to review the certification ruling. Under Rule 23(f), a party has 14 days after the order is entered to petition for permission to appeal, and the appeals court has discretion over whether to take the case.1Legal Information Institute. Federal Rules of Civil Procedure Rule 23 – Class Actions
If You Might Be in a Putative Class
If you think you may belong to a putative class, the honest answer is that you probably won’t know about the case until after certification. Courts don’t require notice to potential members during the putative stage. You have no obligations, no deadlines to meet, and no decisions to make until the court certifies the class and formal notice goes out.
Once a class is certified under Rule 23(b)(3), the notice you receive must explain in plain language what the case is about, what claims are being made, and what your options are. One of those options is the right to request exclusion. Opting out means you won’t be bound by the outcome, whether that outcome is a favorable settlement or an unfavorable verdict, and you keep the right to file your own separate lawsuit. If you do nothing, you remain in the class and are bound by whatever happens.1Legal Information Institute. Federal Rules of Civil Procedure Rule 23 – Class Actions
The notice will specify a deadline for requesting exclusion. Missing it generally means you’re locked in. For people with substantial individual claims, opting out and pursuing a separate case can sometimes lead to a better recovery. For people with small claims, staying in the class is usually the practical choice, because the economics of individual litigation wouldn’t justify hiring a lawyer alone.