{"argument_date":"2013-02-20T00:00:00Z","arguments":[{"argument_date":"2013-02-20T00:00:00Z","heading":"What happened at the argument","official_detail_url":"https://www.supremecourt.gov/oral_arguments/argument_transcript/2012","official_transcript_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","paragraphs":["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."],"reargument":false,"sequence":1,"sources":[{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 10, lines 25-33","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 10, lines 25-33"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 11, lines 25-31","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 11, lines 25-31"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 11, lines 35-37","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 11, lines 35-37"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 12, lines 43-47","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 12, lines 43-47"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 12, lines 9-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 12, lines 9-15"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 27, lines 49-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 27, lines 49-15"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 3, lines 19-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 3, lines 19-15"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 3, lines 7-17","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 3, lines 7-17"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 4, lines 17-47","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 4, lines 17-47"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 5, lines 5-17","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 5, lines 5-17"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 7, lines 15-23","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 7, lines 15-23"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 7, lines 45-49","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 7, lines 45-49"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 8, lines 51-9","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 8, lines 51-9"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 9, lines 37-49","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 9, lines 37-49"}]}],"caption":"PPL Corp. v. Commissioner","case_history":[{"changed_at":"2026-08-29T20:06:34.583026Z","explanation":"An official oral-argument transcript was verified.","status":"argued"}],"case_status":"argued","dek":"PPL Corp. argues the UK windfall tax is a value tax. The IRS claims it is an income tax.","dek_sources":[{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 27, lines 49-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 27, lines 49-15"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 3, lines 19-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 3, lines 19-15"}],"dispositions":[],"latest_court_document_date":"2013-02-20T00:00:00Z","maturity":"official_transcript","official_detail_url":"https://www.supremecourt.gov/oral_arguments/argument_transcript/2012","official_disposition_urls":[],"official_docket_url":"https://www.supremecourt.gov/docket/docketfiles/html/public/12-43.html","primary_docket":"12-43","revisions":[{"correction_note":"Rewritten to the concise citizen-facing editorial standard.","created_at":"2026-08-30T22:16:05.561845Z","maturity":"official_transcript","revision_number":1},{"correction_note":"Migrated to the dated official Court activity contract without model use.","created_at":"2026-09-05T03:22:24Z","maturity":"official_transcript","revision_number":2}],"schema_version":"1.1","sections":[{"heading":"What this case is about","paragraphs":["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."],"sources":[{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 27, lines 49-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 27, lines 49-15"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 3, lines 19-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 3, lines 19-15"}]},{"heading":"How the case got here","paragraphs":["The Supreme Court heard oral argument in this case on February 20, 2013."],"sources":[{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 3, lines 7-17","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 3, lines 7-17"}]},{"heading":"What each side wants","paragraphs":["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."],"sources":[{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 27, lines 49-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 27, lines 49-15"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 3, lines 19-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 3, lines 19-15"}]},{"heading":"What each side says","paragraphs":["PPL Corp. argues the tax targets company value, not income.","The IRS argues the tax targets excess profits, not company value."],"sources":[{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 27, lines 49-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 27, lines 49-15"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 3, lines 19-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 3, lines 19-15"}]},{"heading":"What the justices asked","paragraphs":["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."],"sources":[{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 10, lines 25-33","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 10, lines 25-33"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 11, lines 25-31","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 11, lines 25-31"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 11, lines 35-37","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 11, lines 35-37"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 12, lines 43-47","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 12, lines 43-47"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 12, lines 9-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 12, lines 9-15"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 3, lines 7-17","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 3, lines 7-17"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 4, lines 17-47","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 4, lines 17-47"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 5, lines 5-17","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 5, lines 5-17"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 7, lines 15-23","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 7, lines 15-23"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 7, lines 45-49","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 7, lines 45-49"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 8, lines 51-9","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 8, lines 51-9"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 9, lines 37-49","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 9, lines 37-49"}]},{"heading":"Why it matters","paragraphs":["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."],"sources":[{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 27, lines 49-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 27, lines 49-15"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 3, lines 19-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 3, lines 19-15"}]},{"heading":"What happens next","paragraphs":["This article currently covers the argument record. Use the official docket link for later case activity."],"sources":[{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 10, lines 25-33","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 10, lines 25-33"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 11, lines 25-31","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 11, lines 25-31"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 11, lines 35-37","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 11, lines 35-37"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 12, lines 43-47","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 12, lines 43-47"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 12, lines 9-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 12, lines 9-15"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 3, lines 7-17","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 3, lines 7-17"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 4, lines 17-47","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 4, lines 17-47"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 5, lines 5-17","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 5, lines 5-17"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 7, lines 15-23","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 7, lines 15-23"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 7, lines 45-49","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 7, lines 45-49"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 8, lines 51-9","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 8, lines 51-9"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 9, lines 37-49","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 9, lines 37-49"}]}],"slug":"2012-12-43-ppl-corp-v-commissioner","term":"2012","title":"Does a one-time UK windfall tax qualify as an income tax for credit purposes?","title_sources":[{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 27, lines 49-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 27, lines 49-15"},{"evidence_type":"Transcript","label":"Official Supreme Court Transcript — file page 3, lines 19-15","official_url":"https://www.supremecourt.gov/oral_arguments/argument_transcripts/2012/12-43.pdf","page_label":"file page 3, lines 19-15"}],"topics":[],"undated_disposition_date_fallback":null,"updated_at":"2026-09-05T03:22:24Z"}