Class action

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Class action is a type of legal action where one of the parties is a group of people who are represented collectively by a member of that group. The term is most commonly used in the context of lawsuits in the United States, but similar forms of collective legal action can be found in many other jurisdictions around the world. Class actions are an important tool in civil law for addressing grievances that affect large numbers of people, often in cases where the individual damages might be too small to motivate legal action on their own.

Overview[edit | edit source]

In a class action, a plaintiff sues a defendant or a number of defendants on behalf of a group, or class, of absent parties. This differs from traditional lawsuits, where one party sues another for redress of a personal grievance, and all of the parties to the lawsuit must be present. Class action lawsuits are typically used when the issues in dispute are common to all members of the class, making it impractical for each member to file an individual lawsuit. The outcomes of a class action, including any settlements reached or judgments awarded, apply to all members of the class.

History[edit | edit source]

The origins of class action lawsuits can be traced back to the Middle Ages in England, with a form of it appearing in the United States in the early 19th century. However, it was not until the 1966 amendment to the Federal Rules of Civil Procedure, specifically Rule 23, that the modern framework for class action lawsuits was established in the U.S. This framework set out the requirements for the certification of a class, as well as the procedures for litigating and settling class actions.

Requirements[edit | edit source]

For a lawsuit to proceed as a class action in the U.S., it must meet several requirements set forth in Rule 23 of the Federal Rules of Civil Procedure. These include:

  • Numerosity: The class must be so large that joinder of all members is impracticable.
  • Commonality: There must be questions of law or fact common to the class.
  • Typicality: The claims or defenses of the representative parties must be typical of the claims or defenses of the class.
  • Adequacy: The representative parties must fairly and adequately protect the interests of the class.

In addition to these requirements, the court must find that the questions of law or fact common to class members predominate over any questions affecting only individual members, and that a class action is superior to other available methods for fairly and efficiently adjudicating the controversy.

Types of Class Actions[edit | edit source]

Class actions can be divided into several types depending on the nature of the claim:

  • Securities class actions: These involve lawsuits filed on behalf of investors who have suffered financial losses due to violations of securities laws.
  • Product liability class actions: These are filed by consumers who have been injured or suffered losses due to defective products.
  • Employment class actions: These involve claims by employees against employers for violations of labor laws, such as wage and hour violations.
  • Antitrust class actions: Filed by consumers or businesses that have been harmed by anticompetitive behaviors, such as price-fixing or monopolistic practices.

Advantages and Disadvantages[edit | edit source]

Class action lawsuits offer several advantages, including the ability to aggregate small claims that might otherwise be uneconomical to litigate individually, the efficiency of a single proceeding to resolve common issues, and the equitable distribution of any recovery to all class members. However, class actions also have disadvantages, such as the potential for large legal fees and awards that may not fully compensate individual class members for their losses.

Conclusion[edit | edit source]

Class actions play a crucial role in the legal system by enabling groups of people to seek justice for collective grievances. While they are an important tool for enforcing legal rights and obligations, they also raise complex procedural and substantive issues that require careful consideration by courts, litigants, and lawmakers.


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Contributors: Prab R. Tumpati, MD