October Term 2003 · Docket 129 ORIG.

Who regulates structures on the Potomac River?

Virginia and Maryland dispute who controls riverfront construction.

Official caption
Virginia v. Maryland
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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

    Virginia argues the compact language is plain and unambiguous.

    Maryland cites the 1877 Black-Jenkins Award for its authority.

    Virginia claims Maryland never disputed its regulatory role for 180 years.

    Maryland asserts it can regulate Virginia citizens placing structures.

    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

Virginia and Maryland fight over river regulation authority.

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How the case got here

The Supreme Court heard oral argument in this case on October 7, 2003.

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What each side wants

Virginia wants to build structures without Maryland rules.

Maryland wants to regulate Virginia riverfront construction.

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What each side says

Virginia argues compact language grants it exclusive control.

Maryland argues historical awards confirm its regulatory authority.

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What the justices asked

How do you identify the historic low-water mark?

Has Virginia ever claimed regulatory authority over piers?

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Why it matters

The outcome defines state power over shared waterways.

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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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