Changes

Implied preemption exists where the scope of the [[federal]] law at issue "indicates that [[Congress]] intended federal law to occupy the field exclusively"<ref>Freightliner Corp. v. Myrick, 514 U.S. 280, 287 (1995).</ref> or where state or local laws conflict with federal laws.  The effect of implied preemption is to require invalidation of the state or local laws.

'''Implied preemption''' exists where the scope of the [[federal]] law at issue "indicates that [[Congress]] intended federal law to occupy the field exclusively"<ref>Freightliner Corp. v. Myrick, 514 U.S. 280, 287 (1995).</ref> or where state or local laws conflict with federal laws.  The effect of implied preemption is to require invalidation of the state or local laws.

There are two types of implied preemption:  [[field preemption]] and [[conflict preemption]].

There are two types of implied preemption:  [[field preemption]] and [[conflict preemption]].