The Stages of a Class Action Lawsuit, From Filing to Payment

A class action moves through roughly ten stages: investigation, filing the complaint, early motions, discovery, class certification, settlement negotiations, preliminary approval, notice and claims, final approval, and payment. Not every case hits every stage, and many settle before certification, but this is the general path in US federal court under Rule 23. State courts follow similar steps with their own rules.

1. Investigation

Before anything is filed, lawyers look into a potential claim. They review complaints from consumers, public records, news reports, regulatory actions and the company's own disclosures. They also look for people willing to serve as named plaintiffs.

2. Filing the complaint

The case starts when a complaint is filed in court. It names the defendant, describes what went wrong, proposes a class definition and asks for relief. Often several similar complaints are filed in different courts and later consolidated.

3. Early motions

Defendants usually respond with a motion to dismiss, arguing the complaint fails to state a valid claim, or a motion to compel arbitration if customers agreed to an arbitration clause. Many cases end or shrink at this stage.

4. Discovery

If the case survives, both sides exchange information: documents, emails, data, and depositions of witnesses. This is often the most expensive and time-consuming phase.

5. Class certification

Plaintiffs ask the judge to certify the class. They must show the requirements of Rule 23(a), meaning numerosity, commonality, typicality and adequacy, plus one of the categories in Rule 23(b). For most damages cases that means common questions predominate and a class action is the superior way to resolve the dispute. Either side can ask the court of appeals for permission to review the certification decision.

6. Settlement negotiations

Settlement can happen at any point, but pressure often peaks around certification or before trial. Many deals come out of mediation with a neutral mediator. Few class actions go to trial.

7. Preliminary approval

Class settlements need court approval. The parties submit the agreement, and the judge decides whether it is likely to be approved and whether notice should go out. If the class wasn't certified earlier, the judge also considers whether it can be certified for settlement purposes.

8. Notice, claims, opt-outs and objections

A settlement administrator sends notice by mail, email or published ads and launches a settlement website. This is when most people learn about the case. During this window class members can:

• ✓File a claim, if the settlement requires one.
• ✓Opt out to keep their right to sue separately.
• ✓Object to the settlement if they think it is unfair.
• ✓Do nothing, which keeps them in the class and bound by the release.

9. Final approval

At the fairness hearing, the judge considers the settlement, any objections, and class counsel's fee request. Under Rule 23(e)(2), the court can approve only if the settlement is fair, reasonable and adequate. If approved, a final judgment is entered. Objectors may appeal, which can pause everything.

10. Distribution

Once the settlement becomes effective, the administrator finalizes claims, calculates payments and sends money by check, prepaid card or electronic payment. Uncashed or leftover funds may be redistributed, sent to a court-approved charity, or handled as the agreement specifies.

How long each stage takes

There is no fixed schedule. Some cases go from complaint to settlement quickly, while others spend years in discovery and certification fights. Our guide on how long class actions take explains what speeds them up and slows them down.

Where cases most often end early

Many cases never reach the later stages. A large share are dismissed or narrowed on early motions, sent to individual arbitration because of a contract clause, or voluntarily dropped after discovery shows the claims are weaker than expected. Others settle long before certification. When you see a settlement notice, the case has already survived a lot of these filters.

That also explains why you rarely hear about a case at stages 1 through 7. Notice to class members is normally sent only once there is something to act on, such as a settlement, or occasionally after a class is certified for litigation so that members can decide whether to opt out.

SettleScout picks up cases at the stage that matters to you, when a settlement is open for claims, then tracks the deadline and reminds you before it passes.