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Cummins Engine Company Diesel Engine Clean Air Act Settlement
On October 22, 1998, the Department of Justice and the Environmental Protection Agency announced an $83.4 million total penalty against diesel manufacturers, the largest civil penalty ever for violation of environmental law. Under this settlement, seven major manufacturers of diesel engines will spend more than one billion dollars to resolve claims that they installed computer devices in heavy duty diesel engines which resulted in illegal amounts of air pollution emissions. This settlement will prevent 75 million tons of harmful nitrogen oxide (NOx) emissions nationwide by the year 2025. The companies involved are Caterpillar, Inc., Cummins Engine Company, Detroit Diesel Corporation, Mack Trucks, Inc., Navistar International Transportation Corporation, Renault Vehicules Industriels, s.a., and Volvo Truck Corporation.
Enforcement Alert: "Clean Air Act Prohibits 'Defeat Devices' in Vehicles, Engines" (August 1998)