October Term 2012 · Docket 12-43

Does a one-time UK windfall tax qualify as an income tax for credit purposes?

PPL Corp. argues the UK windfall tax is a value tax. The IRS claims it is an income tax.

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PPL Corp. v. Commissioner
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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

    Paul Clement argued the UK privatized utilities to allow efficiency gains.

    He stated the government planned to keep prices constant.

    He claimed the tax targeted the resulting value increase.

    Justice Sotomayor noted the tax has two components: floatation value and time.

    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

PPL Corp. seeks a foreign tax credit for a UK windfall tax. The IRS denies the credit. The dispute centers on the tax's legal classification.

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How the case got here

The Supreme Court heard oral argument in this case on February 20, 2013.

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What each side wants

PPL Corp. wants a foreign tax credit for the UK windfall tax.

The IRS wants to deny the foreign tax credit for the UK windfall tax.

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What each side says

PPL Corp. argues the tax targets company value, not income.

The IRS argues the tax targets excess profits, not company value.

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What the justices asked

Justice Kennedy asked if a one-time tax on income remains an excess profits tax.

Justice Sotomayor asked why the tax does not simply use actual profits instead of estimates.

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Why it matters

The outcome determines how taxpayers classify foreign windfall taxes. It affects the calculation of foreign tax credits. It shapes the definition of income tax in international law.

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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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