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Spoken wage complaints

Kasten v. Saint-Gobain Performance Plastics

Updated Oct 18, 2026

In brief

The Supreme Court said spoken complaints can qualify for protection, wiped out the Seventh Circuit's ruling, and sent the case back without deciding whether Saint-Gobain punished Kasten unlawfully.

Where it stands
Decided

Decided 6-2 · March 22, 2011 · Opinion by Justice Breyer

What it’s about
Kevin Kasten alleged that Saint-Gobain fired him for complaining about the placement of its time clocks.
Who it affects
For employees covered by the Act, a complaint cannot be excluded from protection simply because the employee spoke it instead of writing it.

Summary: written with AI from the case record.

Illustration for Kevin Kasten v. Saint-Gobain Performance Plastics Corporation
Conceptual illustration · AI-generated

What it's about

The Supreme Court ruled that the Fair Labor Standards Act protects oral as well as written complaints, wiped out the Seventh Circuit’s ruling (vacated it), and sent the case back to the lower court (remanded it) without deciding whether Saint-Gobain retaliated unlawfully.

The Fair Labor Standards Act protects employees from retaliation for complaining about violations of the statute.

Question presented

The Fair Labor Standards Act protects employees from retaliation for complaining about violations of the statute. Does the protection apply only if the complaint is in writing?

What the Court decided

Holding

The scope of statutory term “filed any complaint” includes oral, as well as written, complaints. 570 F. 3d 834, vacated and remanded.

Result
Vacated

The Court's reasoning

The Court read the Act's phrase about filing a complaint to include spoken complaints as well as written ones.

The vote

  • Joined the judgment
  • Dissented
  • Wrote an opinion
Majority · 6joined the Court's opinion
  1. Breyerwrote the opinion
  2. Kennedy
  3. Ginsburg
  4. Sotomayor
  5. Roberts
  6. Alito
Dissenting · 2disagreed with the result
  1. Thomas
  2. Scaliawrote the dissent
6 justices joined the judgment, 2 dissented.

From the opinions

“I would affirm the judgment on the ground that §215(a)(3) does not cover complaints to the employer at all.”

— Justice Scalia(dissent)

What's next

The case returns to the Seventh Circuit, which will take it up under the rule that spoken complaints can qualify for protection. Whether Saint-Gobain unlawfully punished Kasten remains undecided.

Each side's argument

Kevin Kasten
Kasten argued that the law protected his spoken complaint to Saint-Gobain.
Saint-Gobain Performance Plastics Corporation
Saint-Gobain argued that only written complaints made to a court or government agency were protected.

Documents

2

Opinions

  • Kasten

    Scalia, Breyer, Roberts, Kennedy, Ginsbtjrg, Auto, Sotomayor, Scaua, Thomas, Kagan

Audio

View the full docket on supremecourt.gov

Docket activity

10
  • New analysis added

    Oct 18, 2026 · Court records

  • AI analysis generated: Case Briefing

    Oct 18, 2026 · Generated

  • New analysis added

    Oct 18, 2026 · Court records

  • AI analysis generated: Impact Analysis

    Oct 18, 2026 · Generated

  • AI analysis generated: Opinion Summary

    Oct 18, 2026 · Generated

Show 5 more
  • AI analysis generated: Decision Record

    Oct 18, 2026 · Generated

  • Case data updated: question_presented, extraction_metadata

    Oct 18, 2026 · Court records

  • Case data updated: summary, question_presented, generation_metadata

    Oct 18, 2026 · Court records

  • Audio Recording added: Oral Arguments - Kasten

    Oct 30, 2014 · Court records

  • Opinion added: Kasten

    Mar 22, 2011 · Court records

More questions

1
What did Justice Scalia argue?
He argued that the Act's protection did not cover complaints made directly to an employer at all.

Sources

Primary materials plus reporting. Best-effort analysis: this explainer relies on a mix of primary materials and trusted secondary sources. Official filings and opinions remain authoritative.

Checked Oct 18, 2026Methodology

Court records and filings

Reporting and analysis