October Term 2007 · Docket 06-666

Does Kentucky's tax exemption for local bond interest violate the Commerce Clause?

Kentucky exempts local bond interest from state tax. the sides that brought the case claim this favors local government over private competitors.

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Department of Revenue of Ky. v. Davis
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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. Trower argued Kentucky's tax treats private entities equally.

    Mr. Brunstad argued Kentucky did not take over the national bond market.

    Justice Souter questioned the relevance of prior precedent to this case.

    Justice Ginsburg asked if private activity bonds were considered below.

    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

Kentucky taxes interest on out-of-state municipal bonds. It exempts interest on bonds issued by Kentucky and its local governments. the sides that brought the case argue this tax scheme discriminates against interstate commerce. the opposing sides argue the tax treats all private entities equally.

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How the case got here

The Supreme Court heard oral argument in this case on November 5, 2007.

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What each side wants

the sides that brought the case want the Court to strike down the tax exemption as unconstitutional.

the opposing sides want the Court to uphold the tax exemption as a valid state policy.

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What each side says

the sides that brought the case argue the exemption favors local government over private competitors.

the opposing sides argue the exemption treats all private entities the same.

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What the justices asked

Justice Alito asked if the state effectively controls the market.

Justice Breyer asked about consumer losses in the dairy industry.

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Why it matters

State tax policies shape the national municipal bond market. Discriminatory taxes distort interstate commerce. This case defines the limits of state tax authority.

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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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