Discussion Post
In the Geier case, the Supreme Court held that states may not regulate motor vehicle safety standards.
How do you think states like California and Massachusetts can impose stricter emission controls on motor vehicles than the federal standard?
For more info on the U.S. Department of Transportation standards.
The response must include a reference list. Using Times New Roman 12 pnt font, double-space, one-inch margins, and APA style of writing and citations.