Law Commons^™

Commandeering, Preemption, And Vehicle Emissions Regulation Post-Murphy V. Ncaa, Amelia Raether

Northwestern University Law Review

The Clean Air Act is often heralded as a paragon of cooperative federalism. The Act’s approach to vehicle emissions regulation in particular prescribes a unique partnership between the federal government and the state of California: while all states are bound by federally mandated vehicle emissions requirements, California may set more stringent standards in recognition of its historic role on the leading edge of environmental protection. However, in August 2018, the Environmental Protection Agency proposed not only to roll back the national emissions regulations, but also to revoke California’s ability to set more stringent standards, which include limits on greenhouse gas …