October Term 2019 · Docket 18-9526

Does Oklahoma hold criminal jurisdiction over the eastern half of the state?

The dispute centers on whether federal law reserved the eastern half of Oklahoma for Native American tribes.

Official caption
McGirt v. Oklahoma
Latest argument session
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Argued
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Official Transcript

Verified source milestones

  1. — An official oral-argument transcript was verified.
  2. — 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

    Oklahoma's counsel argued the eastern half was never reservation land.

    the side that brought the case's counsel argued sovereign rights require clear congressional text.

    Justice Thomas noted prior cases only involved surplus land disposition.

    Justice Ginsburg questioned the claim of immunity from major crime 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 state criminal jurisdiction over a specific region of Oklahoma.

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How the case got here

The Supreme Court heard oral argument in this case on May 11, 2020.

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What each side wants

Oklahoma seeks to assert criminal jurisdiction over the eastern half of the state.

the side that brought the case seeks to limit state jurisdiction to federal authority.

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What each side says

Oklahoma argues the land was never reservation land and remains state territory.

the side that brought the case argues Congress must clearly speak to alter sovereign rights.

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What the justices asked

Justice Breyer asked if Congress intended state courts to try major crimes.

Justice Ginsburg asked if federal penalties match state penalties and due process protections.

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Why it matters

The outcome defines which government prosecutes crimes in a large portion of Oklahoma.

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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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