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Thursday, April 9, 2026

Contributing-Factor Standard Applicable to Whistleblower Retaliation - The National Law Review

On January 27, 2022, the California Supreme Court settled an inconsistency that has divided the courts of appeal with respect to the proper evidentiary standard for whistleblower retaliation claims under California Labor Code section 1102.6. It ruled that the “contributing-factor” standard applies. Lawson v. PPG Architectural Finishes, Inc., No. S266001, __ P.3d __, 2022 WL 244731 (Cal. 2022).

Background

Plaintiff-appellant Lawson, who was discharged by his employer PPG Architectural Finishes for alleged poor performance, brought a whistleblower claim against PPG after he allegedly uncovered and reported a supervisor’s scheme to mis-tint unpopular paint colors to avoid buyback requirements. The district court, applying the three-step framework of McDonnell Douglas v. Green, concluded Lawson did not meet his burden of demonstrating that PPG’s legitimate, non-retaliatory reason for discharging him was pretextual. Lawson appealed to the Ninth Circuit, which certified to the California Supreme Court the question of which evidentiary standard applies to whistleblower claims under California law.

Ruling

The California courts of appeal have not all applied the same evidentiary standard to whistleblower retaliation claims. Some courts applied the three-part burden shifting framework established by the U.S. Supreme Court in McDonnell Douglas v. Green, under which (1) the employee first must establish a prima facie case of retaliation, (2) the employer then has the burden to show a...



Read Full Story: https://www.natlawreview.com/article/ca-supreme-court-contributing-factor-sta...