diesel pollution

Case	Docket Number	Date Argued	Date Decided	Appealed From	Outcome	Vote	Authoring Justice	Topics
Engine Manufacturers Assn. & Western States Petroleum Assn. v. South Coast Air Quality Management District, et al. (04/28/2004)	02-1343	01/14/2004	04/28/2004	9th Circuit Court of Appeals (309 F.3d 550)	Affirmed	8-1	Antonin Scalia	preemption Clean Air Act diesel pollution

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