October Term 2009 · Docket 09-337

Can a plaintiff amend a complaint to add a new defendant after the statute of limitations expires?

The dispute centers on whether a plaintiff's knowledge of the correct party's identity prevents amending a complaint to add that party after the filing deadline passes.

Official caption
Krupski v. Costa Crociere, S. p. A.
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Argued
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Official Transcript

Verified source milestones

  1. — An official oral-argument transcript was verified.

The arguments, in order

This case may have been argued more than once. Each entry below uses that session's official transcript. Later arguments do not erase earlier ones.

  1. Argument 1 ·

    What happened at the argument

    Mr. Bendure argued that Rule 15(c)(1)(C) permits adding new defendants after the limitations period expires.

    Mr. Glazier argued that a plaintiff's knowledge of the proper party's identity can preclude a finding of mistake.

    Justice Scalia questioned why a plaintiff would not read the contract carefully before filing suit.

    Justice Roberts clarified that the issue involves the real name of the party who caused the injury.

    Read the official transcript for this argument · Official argument details

    Sources used for this argument breakdown

A citizen's guide to the whole case

What this case is about

This case tests the scope of Federal Rule 15(c)(1)(C). The rule allows adding new defendants after the limitations period ends. The core issue is whether a plaintiff's prior knowledge of the correct party's identity blocks this amendment.

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How the case got here

The Supreme Court heard oral argument in this case on April 21, 2010.

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What each side wants

the side that brought the case wants the Court to allow the amendment. They argue knowledge of the correct party does not preclude relation back.

the opposing side wants the Court to deny the amendment. They argue the plaintiff knew the correct party and thus made no mistake.

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What each side says

the side that brought the case contends that a plaintiff's knowledge about the proper party's identity does not preclude a finding of mistake.

the opposing side contends that the ticket clearly identified the proper party, so no mistake occurred.

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What the justices asked

Justice Ginsburg asked if the name appeared anywhere other than page one of the general conditions.

Justice Scalia asked if the side that brought the case contests that the ticket clearly identified the proper party.

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Why it matters

This case defines the limits of amending complaints. It determines when plaintiffs can add parties after deadlines. It affects access to courts for injured parties. It clarifies the standard for mistake in identity.

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What happens next

This article currently covers the argument record. Use the official docket link for later case activity.

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Official Court provenance

Official docket and case history · Official Supreme Court oral-argument detail page

Title and summary sources

Revision history

  1. Revision 1 · Official Transcript ·

    Correction: Rewritten to the concise citizen-facing editorial standard.

  2. Revision 2 · Official Transcript ·

    Correction: Migrated to the dated official Court activity contract without model use.

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