October Term 2018 · Docket 18-485

Does a Section 1983 claim for fabricated evidence require a favorable termination?

The dispute centers on whether a plaintiff must prove the criminal case ended in their favor to sue a prosecutor for fabricating evidence.

Official caption
McDonough v. Smith
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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. Katyal stated the claim targets fabricated evidence.

    Mr. Katyal noted malicious prosecution is the closest analogy.

    Mr. Wall argued favorable termination is an element.

    Mr. O'Connor distinguished pure from impure malicious prosecution.

    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 civil rights liability for prosecutors.

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How the case got here

The Supreme Court heard oral argument in this case on April 17, 2019.

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What each side wants

the side that brought the case seeks to sue without proving the case ended favorably.

the opposing side seeks to require proof of a favorable termination.

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What each side says

the side that brought the case argues the claim targets the initiation of proceedings.

the opposing side argues the claim requires a favorable termination.

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What the justices asked

Justice Kagan asked how this claim differs from a dismissed malicious prosecution claim.

Justice Sotomayor asked if the claim requires a finding of probable cause.

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Why it matters

This defines the boundary of prosecutorial immunity in federal courts.

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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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