<blockquote>This Constitution, and the Laws of the United States which shall be made in Pursuance thereof; and all Treaties made, or which shall be made, under the Authority of the United States, shall be the supreme Law of the Land; and the Judges in every State shall be bound thereby, any Thing in the Constitution or Laws of any State to the Contrary notwithstanding.</blockquote>
The Supremacy Clause is a part of [[United States Constitution:Article VI|United States Constitution:Article VI]], section 2.
==Preemption doctrine==