Search Results
Use the filters on the left-hand side of this screen to refine the results further by topic or document type.
Mack Trucks, Inc. v. Environmental Protection Agency
The D.C. Circuit vacated an interim final rule issued by EPA that would allow manufacturers of heavy-duty diesel engines to pay nonconformance penalties in exchange for the right to sell engines that fail to satisfy nitrogen oxide requirements. In 2001, EPA issued a rule requiring a 95% reduction in...