Employees at the Clark County Government Center and or on Its Property v. Monsanto Company

FOR PUBLICATION

UNITED STATES COURT OF APPEALS

FOR THE NINTH CIRCUIT

EMPLOYEES AT THE CLARK No. 25-6625

COUNTY GOVERNMENT

D.C. No.

CENTER AND/OR ON ITS

2:21-cv-01818-

PROPERTY,

APG-VCF

Plaintiffs - Appellees, v.

OPINION

MONSANTO COMPANY;

PHARMACIA LLC; SOLUTIA

INC.,

Defendants - Appellants,

and

UNION PACIFIC RAILROAD

COMPANY, CALNEV PIPE LINE,

LLC, KINDER MORGAN

PIPELINE, LLC, KINDER

MORGAN, INC., KINDER

MORGAN ENERGY PARTNERS,

L.P., CITY OF LAS VEGAS

DOWNTOWN REDEVELOPMENT

AGENCY,

Defendants. 2 EMPLOYEES AT CLARK COUNTY GOV’T. CTR. V. MONSANTO, CO.

Appeal from the United States District Court for the District of Nevada Andrew P. Gordon, District Judge, Presiding

Argued and Submitted November 18, 2025 Pasadena, California

Filed December 29, 2025

Before: Kim McLane Wardlaw and Eric D. Miller, Circuit Judges. *

Opinion by Judge Miller

SUMMARY **

Class Action Fairness Act

The panel reversed the district court’s order remanding to state court an action brought by a class of individual plaintiffs who alleged they were injured while working at the Clark County Government Center because they were exposed to toxic waste dumped at the…