M & K Employee Solutions, LLC v. Trustees of the Iam National Pension Fund

146 S. Ct. 1224 · Decided May 21, 2026 · Supreme Court of the United States

At a glance

M & K Employee Solutions, LLC v. Trustees of the Iam National Pension Fund was decided on May 21, 2026 unanimously (9–0). The Court affirmed the lower court's decision. Justice Ketanji Brown Jackson wrote the opinion of the Court. SCDB classifies its main issue as “Employee Retirement Income Security Act” in the Economic Activity area.

Read the opinion

• CourtListener (Free Law Project) — opinion text
• Supreme Court of the United States — slip opinions, October Term 2025
• Supreme Court of the United States — docket 23-1209

Case details

How the Justices voted

Full case caption

M & K Employee Solutions, LLC v. Trustees of the Iam National Pension Fund

SCDB identifiers: case 2025-036, docket 2025-036-01.

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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