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Shell Oil Company v. Iowa Department of Revenue

488 U.S. 19 · Decided November 8, 1988 · Supreme Court of the United States

Record summary. This page is generated from the Supreme Court Database’s coded data about the case. It describes who decided what, not the Court’s reasoning. Read the opinion itself before relying on it. Not legal advice.

At a glance

Shell Oil Company v. Iowa Department of Revenue was decided on November 8, 1988 unanimously (9–0). The Court affirmed the lower court's decision. Justice Thurgood Marshall wrote the opinion of the Court. SCDB classifies its main issue as “Federal preemption of state legislation or regulation” in the Federalism area.

Read the opinion

Case details

Citations
488 U.S. 19 · 109 S. Ct. 278 · 102 L. Ed. 2d 186 · 1988 U.S. LEXIS 5056
Docket number
87-984
Decided
November 8, 1988
Argued
October 4, 1988
Decision type
Opinion of the Court (orally argued)
Disposition
Affirmed
Outcome for petitioner
The petitioning party did not receive a favorable disposition
Vote
9–0 (unanimous)
Majority opinion
Thurgood Marshall
Opinion assigned by
William H. Rehnquist
How the case arrived
Appeal
Issue area
Federalism
Legal provision
43 U.S.C. § 1331
Type of law
Infrequently litigated statute
Decision direction (SCDB)
Conservative what this means

How the Justices voted

Full case caption

Shell Oil Company v. Iowa Department of Revenue

SCDB identifiers: case 1988-004, docket 1988-004-01.

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Cases on the same legal provision: 43 U.S.C. § 1331

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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