Mackey v. Montrym

443 U.S. 1 · Decided June 25, 1979 · Supreme Court of the United States

At a glance

Mackey v. Montrym was decided on June 25, 1979 by a vote of 5–4. The Court reversed the lower court's decision and remanded the case. Chief Justice Warren E. Burger wrote the opinion of the Court. SCDB classifies its main issue as “Due process, hearing or notice” in the Due Process area.

Read the opinion

• CourtListener (Free Law Project) — opinion text
• Library of Congress — official U.S. Reports scan

Case details

How the Justices voted

Full case caption

Mackey, Registrar of Motor Vehicles of Massachusetts v. Montrym

SCDB identifiers: case 1978-137, docket 1978-137-01.

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Other cases on “Due process, hearing or notice”

• Barry v. BarchiLaw held unconstitutional
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Cases on the same legal provision: Fourteenth Amendment (due process)

• Jackson v. Virginia
  443 U.S. 307Decided June 27, 19798–0Potter Stewart
• Parham v. J.R.
  442 U.S. 584Decided June 20, 19796–3Warren E. Burger
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• Bellotti v. BairdLaw held unconstitutional
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• Moore v. Duckworth
  443 U.S. 713Decided July 2, 19799–0Per curiam

Same Term, same area (Due Process)

• New Motor Vehicle Board of California v. Orrin W. Fox Co.
  439 U.S. 96Decided December 5, 19788–1William J. Brennan Jr.
• Leis v. Flynt
  439 U.S. 438Decided January 15, 19795–4Per curiam
• United States v. Bodcaw Co.
  440 U.S. 202Decided February 26, 19799–0Per curiam
• Leo Sheep Co. v. United States
  440 U.S. 668Decided March 27, 19798–0William H. Rehnquist
• Addington v. Texas
  441 U.S. 418Decided April 30, 19798–0Warren E. Burger
• United States v. 564.54 Acres of Land
  441 U.S. 506Decided May 14, 19798–0Thurgood Marshall

See all

Source: Supreme Court Database, 2026 Release 01 (data file dated September 8, 2026). Imported into CaseTrail November 5, 2026. Coverage: decisions from the 1946 through 2025 Terms. Methodology · Report an error