October Term 2008 · Docket 07-1356

Can police use jailhouse snitches to impeach defendants?

Kansas seeks to admit jailhouse snitch testimony to impeach a defendant. The defendant argues this violates constitutional rights.

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Kansas v. Ventris
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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

    Ms. Saharsky argued the Court allows voluntary statements for impeachment.

    Mr. McAllister argued voluntary statements may be used for impeachment.

    Mr. Edge raised problems with the State's position.

    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

Kansas wants to use jailhouse snitch testimony to impeach a defendant. The defendant argues this violates constitutional rights.

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How the case got here

The Supreme Court heard oral argument in this case on January 21, 2009.

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What each side wants

Kansas wants to admit the jailhouse snitch testimony to impeach the defendant.

The defendant wants the court to exclude the jailhouse snitch testimony.

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What each side says

Kansas argues voluntary statements obtained in violation of constitutional standards may be used for impeachment.

The defendant argues the police actively elicited the testimony, violating constitutional protections.

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What the justices asked

Justice Ginsburg asked if internal police discipline is verifiable.

Justice Scalia asked if other constitutional violations allow impeachment testimony.

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Why it matters

This case determines whether police can use jailhouse snitches to impeach defendants. It affects the balance between truth-seeking and constitutional rights.

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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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